797532215 has 4 divisors (see below), whose sum is σ = 957038664. Its totient is φ = 638025768.

The previous prime is 797532167. The next prime is 797532221. The reversal of 797532215 is 512235797.

797532215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-797532215 is a prime.

It is a Duffinian number.

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, 79753217 + ... + 79753226.

It is an arithmetic number, because the mean of its divisors is an integer number (239259666).

Almost surely, 2^797532215 is an apocalyptic number.

797532215 is a deficient number, since it is larger than the sum of its proper divisors (159506449).

797532215 is a wasteful number, since it uses less digits than its factorization.

797532215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159506448.

The product of its digits is 132300, while the sum is 41.

The square root of 797532215 is about 28240.6128651628. The cubic root of 797532215 is about 927.3622465988.

The spelling of 797532215 in words is "seven hundred ninety-seven million, five hundred thirty-two thousand, two hundred fifteen".