72713726 has 16 divisors (see below), whose sum is σ = 115798896. Its totient is φ = 34125696.

The previous prime is 72713717. The next prime is 72713761. The reversal of 72713726 is 62731727.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10805 + ... + 16191.

It is an arithmetic number, because the mean of its divisors is an integer number (7237431).

Almost surely, 2^72713726 is an apocalyptic number.

72713726 is a deficient number, since it is larger than the sum of its proper divisors (43085170).

72713726 is a wasteful number, since it uses less digits than its factorization.

72713726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5803.

The product of its digits is 24696, while the sum is 35.

The square root of 72713726 is about 8527.2343699467. The cubic root of 72713726 is about 417.3868860621.

The spelling of 72713726 in words is "seventy-two million, seven hundred thirteen thousand, seven hundred twenty-six".