726928086 has 16 divisors (see below), whose sum is σ = 1454251968. Its totient is φ = 242243400.

The previous prime is 726928067. The next prime is 726928093. The reversal of 726928086 is 680829627.

It is a happy number.

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, 10881 + ... + 39651.

It is an arithmetic number, because the mean of its divisors is an integer number (90890748).

Almost surely, 2^726928086 is an apocalyptic number.

726928086 is an abundant number, since it is smaller than the sum of its proper divisors (727323882).

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

726928086 is a wasteful number, since it uses less digits than its factorization.

726928086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32987.

The product of its (nonzero) digits is 580608, while the sum is 48.

The square root of 726928086 is about 26961.6039211320. The cubic root of 726928086 is about 899.1465514447.

The spelling of 726928086 in words is "seven hundred twenty-six million, nine hundred twenty-eight thousand, eighty-six".