870696 has 64 divisors (see below), whose sum is σ = 2520000. Its totient is φ = 278208.

The previous prime is 870691. The next prime is 870703. The reversal of 870696 is 696078.

It is a super-2 number, since 2×870696² = 1516223048832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 870696.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 870696.

It is not an unprimeable number, because it can be changed into a prime (870691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6195 + ... + 6333.

It is an arithmetic number, because the mean of its divisors is an integer number (39375).

2⁸⁷⁰⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 870696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1260000).

870696 is an abundant number, since it is smaller than the sum of its proper divisors (1649304).

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

870696 is a wasteful number, since it uses less digits than its factorization.

870696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 870696 is about 933.1109258818. The cubic root of 870696 is about 95.4894773820.

The spelling of 870696 in words is "eight hundred seventy thousand, six hundred ninety-six".