791864 has 24 divisors (see below), whose sum is σ = 1549080. Its totient is φ = 379440.

The previous prime is 791851. The next prime is 791887. The reversal of 791864 is 468197.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7637 + ... + 7739.

It is an arithmetic number, because the mean of its divisors is an integer number (64545).

2⁷⁹¹⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

791864 is a deficient number, since it is larger than the sum of its proper divisors (757216).

791864 is a wasteful number, since it uses less digits than its factorization.

791864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 136 counting only the distinct ones).

The product of its digits is 12096, while the sum is 35.

The square root of 791864 is about 889.8674058533. The cubic root of 791864 is about 92.5160040485.

The spelling of 791864 in words is "seven hundred ninety-one thousand, eight hundred sixty-four".