23006624 has 24 divisors (see below), whose sum is σ = 47265120. Its totient is φ = 11002816.

The previous prime is 23006609. The next prime is 23006629. The reversal of 23006624 is 42660032.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 23006624.

It is not an unprimeable number, because it can be changed into a prime (23006629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14894 + ... + 16365.

It is an arithmetic number, because the mean of its divisors is an integer number (1969380).

Almost surely, 2^23006624 is an apocalyptic number.

It is an amenable number.

23006624 is an abundant number, since it is smaller than the sum of its proper divisors (24258496).

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

23006624 is a wasteful number, since it uses less digits than its factorization.

23006624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31292 (or 31284 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 23006624 is about 4796.5220733361. The cubic root of 23006624 is about 284.4139964877.

Adding to 23006624 its reverse (42660032), we get a palindrome (65666656).

The spelling of 23006624 in words is "twenty-three million, six thousand, six hundred twenty-four".