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2305074 = 231572447
BaseRepresentation
bin1000110010110000110010
311100002222010
420302300302
51042230244
6121223350
725410222
oct10626062
94302863
102305074
111334922
12931b56
13629265
14440082
15307eb9
hex232c32

2305074 has 16 divisors (see below), whose sum is σ = 4641408. Its totient is φ = 763152.

The previous prime is 2305049. The next prime is 2305091. The reversal of 2305074 is 4705032.

It is a happy number.

It is a super-2 number, since 2×23050742 = 10626732290952, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2305074.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282 + ... + 2165.

It is an arithmetic number, because the mean of its divisors is an integer number (290088).

22305074 is an apocalyptic number.

2305074 is an abundant number, since it is smaller than the sum of its proper divisors (2336334).

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

2305074 is a wasteful number, since it uses less digits than its factorization.

2305074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2609.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 2305074 is about 1518.2470154754. The cubic root of 2305074 is about 132.0976091629.

The spelling of 2305074 in words is "two million, three hundred five thousand, seventy-four".

Divisors: 1 2 3 6 157 314 471 942 2447 4894 7341 14682 384179 768358 1152537 2305074