73624972 has 12 divisors (see below), whose sum is σ = 128907576. Its totient is φ = 36794240.

The previous prime is 73624951. The next prime is 73625017. The reversal of 73624972 is 27942637.

It is an unprimeable number.

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, 8988 + ... + 15100.

It is an arithmetic number, because the mean of its divisors is an integer number (10742298).

Almost surely, 2^73624972 is an apocalyptic number.

It is an amenable number.

73624972 is a deficient number, since it is larger than the sum of its proper divisors (55282604).

73624972 is a wasteful number, since it uses less digits than its factorization.

73624972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9128 (or 9126 counting only the distinct ones).

The product of its digits is 127008, while the sum is 40.

The square root of 73624972 is about 8580.4995192588. The cubic root of 73624972 is about 419.1232124736.

The spelling of 73624972 in words is "seventy-three million, six hundred twenty-four thousand, nine hundred seventy-two".