72634604 has 12 divisors (see below), whose sum is σ = 145269264. Its totient is φ = 31129104.

The previous prime is 72634603. The next prime is 72634607. The reversal of 72634604 is 40643627.

72634604 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (72634603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1297019 + ... + 1297074.

It is an arithmetic number, because the mean of its divisors is an integer number (12105772).

Almost surely, 2^72634604 is an apocalyptic number.

It is an amenable number.

72634604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

72634604 is a wasteful number, since it uses less digits than its factorization.

72634604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2594104 (or 2594102 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 72634604 is about 8522.5937366508. The cubic root of 72634604 is about 417.2354406951.

The spelling of 72634604 in words is "seventy-two million, six hundred thirty-four thousand, six hundred four".