72975022 has 8 divisors (see below), whose sum is σ = 109580256. Its totient is φ = 36448272.

The previous prime is 72975017. The next prime is 72975031. The reversal of 72975022 is 22057927.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 17238 + ... + 21049.

It is an arithmetic number, because the mean of its divisors is an integer number (13697532).

Almost surely, 2^72975022 is an apocalyptic number.

72975022 is a deficient number, since it is larger than the sum of its proper divisors (36605234).

72975022 is a wasteful number, since it uses less digits than its factorization.

72975022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39242.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 72975022 is about 8542.5418933711. The cubic root of 72975022 is about 417.8862468331.

The spelling of 72975022 in words is "seventy-two million, nine hundred seventy-five thousand, twenty-two".