23440712 has 24 divisors (see below), whose sum is σ = 45429750. Its totient is φ = 11338560.

The previous prime is 23440693. The next prime is 23440727. The reversal of 23440712 is 21704432.

It can be written as a sum of positive squares in only one way, i.e., 22791076 + 649636 = 4774^2 + 806^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6164 + ... + 9212.

Almost surely, 2^23440712 is an apocalyptic number.

It is an amenable number.

23440712 is a deficient number, since it is larger than the sum of its proper divisors (21989038).

23440712 is a wasteful number, since it uses less digits than its factorization.

23440712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117 (or 3082 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 23440712 is about 4841.5609053280. The cubic root of 23440712 is about 286.1916331866.

The spelling of 23440712 in words is "twenty-three million, four hundred forty thousand, seven hundred twelve".