23005624 has 16 divisors (see below), whose sum is σ = 45673200. Its totient is φ = 10826112.

The previous prime is 23005621. The next prime is 23005639. The reversal of 23005624 is 42650032.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23005595 and 23005604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23005621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84444 + ... + 84715.

It is an arithmetic number, because the mean of its divisors is an integer number (2854575).

Almost surely, 2^23005624 is an apocalyptic number.

It is an amenable number.

23005624 is a deficient number, since it is larger than the sum of its proper divisors (22667576).

23005624 is a wasteful number, since it uses less digits than its factorization.

23005624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169182 (or 169178 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 23005624 is about 4796.4178300061. The cubic root of 23005624 is about 284.4098756728.

Adding to 23005624 its reverse (42650032), we get a palindrome (65655656).

The spelling of 23005624 in words is "twenty-three million, five thousand, six hundred twenty-four".