72736937 has 8 divisors (see below), whose sum is σ = 89522496. Its totient is φ = 57550032.

The previous prime is 72736907. The next prime is 72737011. The reversal of 72736937 is 73963727.

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

It is a cyclic number.

It is not a de Polignac number, because 72736937 - 2²⁴ = 55959721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72736907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399563 + ... + 399744.

It is an arithmetic number, because the mean of its divisors is an integer number (11190312).

Almost surely, 2^72736937 is an apocalyptic number.

It is an amenable number.

72736937 is a deficient number, since it is larger than the sum of its proper divisors (16785559).

72736937 is a wasteful number, since it uses less digits than its factorization.

72736937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799327.

The product of its digits is 333396, while the sum is 44.

The square root of 72736937 is about 8528.5952536159. The cubic root of 72736937 is about 417.4312927920.

The spelling of 72736937 in words is "seventy-two million, seven hundred thirty-six thousand, nine hundred thirty-seven".