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12250332 = 2233313659
BaseRepresentation
bin101110101110…
…110011011100
3212001101022000
4232232303130
511114002312
61114322300
7206061153
oct56566334
925041260
1012250332
116a07946
124129390
1326cbc23
1418ac59a
15111eadc
hexbaecdc

12250332 has 48 divisors (see below), whose sum is σ = 32793600. Its totient is φ = 3950640.

The previous prime is 12250327. The next prime is 12250339. The reversal of 12250332 is 23305221.

It is a super-2 number, since 2×122503322 = 300141268220448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12250339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1519 + ... + 5177.

It is an arithmetic number, because the mean of its divisors is an integer number (683200).

Almost surely, 212250332 is an apocalyptic number.

12250332 is a gapful number since it is divisible by the number (12) 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 12250332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16396800).

12250332 is an abundant number, since it is smaller than the sum of its proper divisors (20543268).

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

12250332 is a wasteful number, since it uses less digits than its factorization.

12250332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3703 (or 3695 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 12250332 is about 3500.0474282501. The cubic root of 12250332 is about 230.5238971213.

Adding to 12250332 its reverse (23305221), we get a palindrome (35555553).

The spelling of 12250332 in words is "twelve million, two hundred fifty thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 27 31 36 54 62 93 108 124 186 279 372 558 837 1116 1674 3348 3659 7318 10977 14636 21954 32931 43908 65862 98793 113429 131724 197586 226858 340287 395172 453716 680574 1020861 1361148 2041722 3062583 4083444 6125166 12250332