75616972 has 12 divisors (see below), whose sum is σ = 132436080. Its totient is φ = 37778096.

The previous prime is 75616861. The next prime is 75616991. The reversal of 75616972 is 27961657.

It is an unprimeable number.

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, 1447 + ... + 12382.

It is an arithmetic number, because the mean of its divisors is an integer number (11036340).

Almost surely, 2^75616972 is an apocalyptic number.

It is an amenable number.

75616972 is a deficient number, since it is larger than the sum of its proper divisors (56819108).

75616972 is a wasteful number, since it uses less digits than its factorization.

75616972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15200 (or 15198 counting only the distinct ones).

The product of its digits is 158760, while the sum is 43.

The square root of 75616972 is about 8695.8019756662. The cubic root of 75616972 is about 422.8695635548.

The spelling of 75616972 in words is "seventy-five million, six hundred sixteen thousand, nine hundred seventy-two".