797920 has 24 divisors (see below), whose sum is σ = 1885464. Its totient is φ = 319104.

The previous prime is 797917. The next prime is 797933. The reversal of 797920 is 29797.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2334 + ... + 2653.

It is an arithmetic number, because the mean of its divisors is an integer number (78561).

2⁷⁹⁷⁹²⁰ is an apocalyptic number.

It is an amenable number.

797920 is an abundant number, since it is smaller than the sum of its proper divisors (1087544).

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

797920 is a wasteful number, since it uses less digits than its factorization.

797920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5002 (or 4994 counting only the distinct ones).

The product of its (nonzero) digits is 7938, while the sum is 34.

The square root of 797920 is about 893.2636788765. The cubic root of 797920 is about 92.7512526379.

The spelling of 797920 in words is "seven hundred ninety-seven thousand, nine hundred twenty".