870862 has 8 divisors (see below), whose sum is σ = 1310256. Its totient is φ = 434112.

The previous prime is 870853. The next prime is 870871. The reversal of 870862 is 268078.

It is an interprime number because it is at equal distance from previous prime (870853) and next prime (870871).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

870862 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 958 + ... + 1630.

It is an arithmetic number, because the mean of its divisors is an integer number (163782).

2⁸⁷⁰⁸⁶² is an apocalyptic number.

870862 is a deficient number, since it is larger than the sum of its proper divisors (439394).

870862 is a wasteful number, since it uses less digits than its factorization.

870862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 870862 is about 933.1998714102. The cubic root of 870862 is about 95.4955454187.

The spelling of 870862 in words is "eight hundred seventy thousand, eight hundred sixty-two".