797951 has 16 divisors (see below), whose sum is σ = 1022208. Its totient is φ = 604800.

The previous prime is 797947. The next prime is 797957. The reversal of 797951 is 159797.

It is not a de Polignac number, because 797951 - 2² = 797947 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3191 + ... + 3431.

It is an arithmetic number, because the mean of its divisors is an integer number (63888).

2⁷⁹⁷⁹⁵¹ is an apocalyptic number.

797951 is a deficient number, since it is larger than the sum of its proper divisors (224257).

797951 is a wasteful number, since it uses less digits than its factorization.

797951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302.

The product of its digits is 19845, while the sum is 38.

The square root of 797951 is about 893.2810308072. The cubic root of 797951 is about 92.7524537824.

The spelling of 797951 in words is "seven hundred ninety-seven thousand, nine hundred fifty-one".