72625724 has 12 divisors (see below), whose sum is σ = 127546104. Its totient is φ = 36183984.

The previous prime is 72625673. The next prime is 72625757. The reversal of 72625724 is 42752627.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30947 + ... + 33210.

It is an arithmetic number, because the mean of its divisors is an integer number (10628842).

Almost surely, 2^72625724 is an apocalyptic number.

It is an amenable number.

72625724 is a deficient number, since it is larger than the sum of its proper divisors (54920380).

72625724 is a wasteful number, since it uses less digits than its factorization.

72625724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64444 (or 64442 counting only the distinct ones).

The product of its digits is 47040, while the sum is 35.

The square root of 72625724 is about 8522.0727525644. The cubic root of 72625724 is about 417.2184368544.

The spelling of 72625724 in words is "seventy-two million, six hundred twenty-five thousand, seven hundred twenty-four".