707856 has 20 divisors (see below), whose sum is σ = 1828752. Its totient is φ = 235936.

The previous prime is 707849. The next prime is 707857. The reversal of 707856 is 658707.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (707857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7326 + ... + 7421.

2⁷⁰⁷⁸⁵⁶ is an apocalyptic number.

It is an amenable number.

707856 is an abundant number, since it is smaller than the sum of its proper divisors (1120896).

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

707856 is a wasteful number, since it uses less digits than its factorization.

707856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14758 (or 14752 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 707856 is about 841.3417854832. The cubic root of 707856 is about 89.1213259260.

The spelling of 707856 in words is "seven hundred seven thousand, eight hundred fifty-six".