72371392 has 14 divisors (see below), whose sum is σ = 143612108. Its totient is φ = 36185664.

The previous prime is 72371389. The next prime is 72371401. The reversal of 72371392 is 29317327.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565338 + ... + 565465.

Almost surely, 2^72371392 is an apocalyptic number.

It is an amenable number.

72371392 is a deficient number, since it is larger than the sum of its proper divisors (71240716).

72371392 is a wasteful number, since it uses less digits than its factorization.

72371392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130815 (or 1130805 counting only the distinct ones).

The product of its digits is 15876, while the sum is 34.

The square root of 72371392 is about 8507.1377090065. The cubic root of 72371392 is about 416.7308405334.

The spelling of 72371392 in words is "seventy-two million, three hundred seventy-one thousand, three hundred ninety-two".