797157 has 12 divisors (see below), whose sum is σ = 1201824. Its totient is φ = 508200.

The previous prime is 797143. The next prime is 797161. The reversal of 797157 is 751797.

797157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 797157 - 2⁷ = 797029 is a prime.

It is a nialpdrome in base 3.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1719 + ... + 2132.

It is an arithmetic number, because the mean of its divisors is an integer number (100152).

2⁷⁹⁷¹⁵⁷ is an apocalyptic number.

It is an amenable number.

797157 is a deficient number, since it is larger than the sum of its proper divisors (404667).

797157 is a wasteful number, since it uses less digits than its factorization.

797157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3880 (or 3877 counting only the distinct ones).

The product of its digits is 15435, while the sum is 36.

The square root of 797157 is about 892.8364911897. The cubic root of 797157 is about 92.7216791740.

The spelling of 797157 in words is "seven hundred ninety-seven thousand, one hundred fifty-seven".