797397 has 8 divisors (see below), whose sum is σ = 1071840. Its totient is φ = 527280.

The previous prime is 797389. The next prime is 797399. The reversal of 797397 is 793797.

797397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 797397 - 2³ = 797389 is a prime.

797397 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622 + ... + 1407.

It is an arithmetic number, because the mean of its divisors is an integer number (133980).

2⁷⁹⁷³⁹⁷ is an apocalyptic number.

It is an amenable number.

797397 is a deficient number, since it is larger than the sum of its proper divisors (274443).

797397 is a wasteful number, since it uses less digits than its factorization.

797397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163.

The product of its digits is 83349, while the sum is 42.

The square root of 797397 is about 892.9708841838. The cubic root of 797397 is about 92.7309834767.

Subtracting from 797397 its reverse (793797), we obtain a square (3600 = 60²).

The spelling of 797397 in words is "seven hundred ninety-seven thousand, three hundred ninety-seven".