713685726 has 48 divisors (see below), whose sum is σ = 1692600000. Its totient is φ = 215991360.

The previous prime is 713685719. The next prime is 713685743. The reversal of 713685726 is 627586317.

713685726 is a `hidden beast` number, since 7 + 13 + 68 + 572 + 6 = 666.

It is a super-2 number, since 2×713685726² = 1018694630992294152, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10726 + ... + 39273.

It is an arithmetic number, because the mean of its divisors is an integer number (35262500).

Almost surely, 2^713685726 is an apocalyptic number.

713685726 is an abundant number, since it is smaller than the sum of its proper divisors (978914274).

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

713685726 is a wasteful number, since it uses less digits than its factorization.

713685726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50081 (or 50078 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 713685726 is about 26714.8970800937. The cubic root of 713685726 is about 893.6531768814.

The spelling of 713685726 in words is "seven hundred thirteen million, six hundred eighty-five thousand, seven hundred twenty-six".