23604738 has 16 divisors (see below), whose sum is σ = 49986720. Its totient is φ = 7405376.

The previous prime is 23604727. The next prime is 23604767. The reversal of 23604738 is 83740632.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 23604699 and 23604708.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115608 + ... + 115811.

It is an arithmetic number, because the mean of its divisors is an integer number (3124170).

Almost surely, 2^23604738 is an apocalyptic number.

23604738 is an abundant number, since it is smaller than the sum of its proper divisors (26381982).

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

23604738 is a wasteful number, since it uses less digits than its factorization.

23604738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231441.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 23604738 is about 4858.4707470561. The cubic root of 23604738 is about 286.8576226059.

It can be divided in two parts, 23604 and 738, that added together give a palindrome (24342).

The spelling of 23604738 in words is "twenty-three million, six hundred four thousand, seven hundred thirty-eight".