23634012 has 24 divisors (see below), whose sum is σ = 58390416. Its totient is φ = 7414528.

The previous prime is 23633989. The next prime is 23634019. The reversal of 23634012 is 21043632.

It is a happy number.

It is a super-2 number, since 2×23634012² = 1117133046432288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23634012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23634019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57723 + ... + 58130.

It is an arithmetic number, because the mean of its divisors is an integer number (2432934).

Almost surely, 2^23634012 is an apocalyptic number.

It is an amenable number.

23634012 is an abundant number, since it is smaller than the sum of its proper divisors (34756404).

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

23634012 is a wasteful number, since it uses less digits than its factorization.

23634012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115877 (or 115875 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 23634012 is about 4861.4824899407. The cubic root of 23634012 is about 286.9761581444.

Adding to 23634012 its reverse (21043632), we get a palindrome (44677644).

The spelling of 23634012 in words is "twenty-three million, six hundred thirty-four thousand, twelve".