797715 has 32 divisors (see below), whose sum is σ = 1497600. Its totient is φ = 401760.

The previous prime is 797711. The next prime is 797729. The reversal of 797715 is 517797.

It is not a de Polignac number, because 797715 - 2² = 797711 is a prime.

797715 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 797715.

It is not an unprimeable number, because it can be changed into a prime (797711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2410 + ... + 2720.

It is an arithmetic number, because the mean of its divisors is an integer number (46800).

2⁷⁹⁷⁷¹⁵ is an apocalyptic number.

797715 is a deficient number, since it is larger than the sum of its proper divisors (699885).

797715 is a wasteful number, since it uses less digits than its factorization.

797715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344 (or 338 counting only the distinct ones).

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

The square root of 797715 is about 893.1489237524. The cubic root of 797715 is about 92.7433088026.

The spelling of 797715 in words is "seven hundred ninety-seven thousand, seven hundred fifteen".