726522756 has 24 divisors (see below), whose sum is σ = 1695993600. Its totient is φ = 242063712.

The previous prime is 726522743. The next prime is 726522773. The reversal of 726522756 is 657225627.

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, 16170 + ... + 41406.

It is an arithmetic number, because the mean of its divisors is an integer number (70666400).

Almost surely, 2^726522756 is an apocalyptic number.

It is an amenable number.

726522756 is an abundant number, since it is smaller than the sum of its proper divisors (969470844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

726522756 is a wasteful number, since it uses less digits than its factorization.

726522756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27643 (or 27641 counting only the distinct ones).

The product of its digits is 352800, while the sum is 42.

The square root of 726522756 is about 26954.0860724307. The cubic root of 726522756 is about 898.9794011043.

The spelling of 726522756 in words is "seven hundred twenty-six million, five hundred twenty-two thousand, seven hundred fifty-six".