72633604 has 12 divisors (see below), whose sum is σ = 127262800. Its totient is φ = 36272808.

The previous prime is 72633601. The next prime is 72633611. The reversal of 72633604 is 40633627.

It is a super-3 number, since 3×72633604³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (72633601) 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, 7134 + ... + 14005.

Almost surely, 2^72633604 is an apocalyptic number.

It is an amenable number.

72633604 is a deficient number, since it is larger than the sum of its proper divisors (54629196).

72633604 is a wasteful number, since it uses less digits than its factorization.

72633604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22002 (or 22000 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 72633604 is about 8522.5350688630. The cubic root of 72633604 is about 417.2335259175.

It can be divided in two parts, 72633 and 604, that added together give a palindrome (73237).

The spelling of 72633604 in words is "seventy-two million, six hundred thirty-three thousand, six hundred four".