72393056 has 24 divisors (see below), whose sum is σ = 143007480. Its totient is φ = 36073728.

The previous prime is 72393049. The next prime is 72393103. The reversal of 72393056 is 65039327.

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, 6140 + ... + 13508.

It is an arithmetic number, because the mean of its divisors is an integer number (5958645).

Almost surely, 2^72393056 is an apocalyptic number.

It is an amenable number.

72393056 is a deficient number, since it is larger than the sum of its proper divisors (70614424).

72393056 is a wasteful number, since it uses less digits than its factorization.

72393056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7686 (or 7678 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 72393056 is about 8508.4108974591. The cubic root of 72393056 is about 416.7724184552.

The spelling of 72393056 in words is "seventy-two million, three hundred ninety-three thousand, fifty-six".