870708 has 12 divisors (see below), whose sum is σ = 2031680. Its totient is φ = 290232.

The previous prime is 870703. The next prime is 870731. The reversal of 870708 is 807078.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870703) by changing a digit.

870708 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36268 + ... + 36291.

2⁸⁷⁰⁷⁰⁸ is an apocalyptic number.

It is an amenable number.

870708 is an abundant number, since it is smaller than the sum of its proper divisors (1160972).

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

870708 is a wasteful number, since it uses less digits than its factorization.

870708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72566 (or 72564 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 30.

The square root of 870708 is about 933.1173559633. The cubic root of 870708 is about 95.4899160611.

It can be divided in two parts, 87070 and 8, that added together give a palindrome (87078).

The spelling of 870708 in words is "eight hundred seventy thousand, seven hundred eight".