870970 has 16 divisors (see below), whose sum is σ = 1578528. Its totient is φ = 346000.

The previous prime is 870967. The next prime is 870977. The reversal of 870970 is 79078.

870970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (870977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2337 + ... + 2683.

It is an arithmetic number, because the mean of its divisors is an integer number (98658).

2⁸⁷⁰⁹⁷⁰ is an apocalyptic number.

870970 is a deficient number, since it is larger than the sum of its proper divisors (707558).

870970 is a wasteful number, since it uses less digits than its factorization.

870970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 870970 is about 933.2577350336. The cubic root of 870970 is about 95.4994928840.

The spelling of 870970 in words is "eight hundred seventy thousand, nine hundred seventy".