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23092836 = 22313259193
BaseRepresentation
bin101100000010…
…1111001100100
31121110020102020
41120011321210
521402432321
62142543140
7400200024
oct130057144
947406366
1023092836
1112042a98
127897ab0
134a27100
1430d1a84
1520624c6
hex1605e64

23092836 has 72 divisors (see below), whose sum is σ = 59643360. Its totient is φ = 6948864.

The previous prime is 23092819. The next prime is 23092837. The reversal of 23092836 is 63829032.

It is a junction number, because it is equal to n+sod(n) for n = 23092797 and 23092806.

It is not an unprimeable number, because it can be changed into a prime (23092837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119556 + ... + 119748.

It is an arithmetic number, because the mean of its divisors is an integer number (828380).

Almost surely, 223092836 is an apocalyptic number.

23092836 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23092836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29821680).

23092836 is an abundant number, since it is smaller than the sum of its proper divisors (36550524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23092836 is a wasteful number, since it uses less digits than its factorization.

23092836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 23092836 is about 4805.5005982728. The cubic root of 23092836 is about 284.7688122068.

The spelling of 23092836 in words is "twenty-three million, ninety-two thousand, eight hundred thirty-six".

Divisors: 1 2 3 4 6 12 13 26 39 52 59 78 118 156 169 177 193 236 338 354 386 507 579 676 708 767 772 1014 1158 1534 2028 2301 2316 2509 3068 4602 5018 7527 9204 9971 10036 11387 15054 19942 22774 29913 30108 32617 34161 39884 45548 59826 65234 68322 97851 119652 130468 136644 148031 195702 296062 391404 444093 592124 888186 1776372 1924403 3848806 5773209 7697612 11546418 23092836