713421688 has 16 divisors (see below), whose sum is σ = 1528760880. Its totient is φ = 305752128.

The previous prime is 713421661. The next prime is 713421707. The reversal of 713421688 is 886124317.

It is a self number, because there is not a number n which added to its sum of digits gives 713421688.

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, 6369781 + ... + 6369892.

It is an arithmetic number, because the mean of its divisors is an integer number (95547555).

Almost surely, 2^713421688 is an apocalyptic number.

It is an amenable number.

713421688 is an abundant number, since it is smaller than the sum of its proper divisors (815339192).

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

713421688 is a wasteful number, since it uses less digits than its factorization.

713421688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12739686 (or 12739682 counting only the distinct ones).

The product of its digits is 64512, while the sum is 40.

The square root of 713421688 is about 26709.9548483332. The cubic root of 713421688 is about 893.5429567973.

The spelling of 713421688 in words is "seven hundred thirteen million, four hundred twenty-one thousand, six hundred eighty-eight".