791936398 has 16 divisors (see below), whose sum is σ = 1372125744. Its totient is φ = 338796160.

The previous prime is 791936393. The next prime is 791936413. The reversal of 791936398 is 893639197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791936393) 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, 1058365 + ... + 1059112.

It is an arithmetic number, because the mean of its divisors is an integer number (85757859).

Almost surely, 2^791936398 is an apocalyptic number.

791936398 is a deficient number, since it is larger than the sum of its proper divisors (580189346).

791936398 is a wasteful number, since it uses less digits than its factorization.

791936398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2117507.

The product of its digits is 2204496, while the sum is 55.

The square root of 791936398 is about 28141.3645369232. The cubic root of 791936398 is about 925.1882345922.

The spelling of 791936398 in words is "seven hundred ninety-one million, nine hundred thirty-six thousand, three hundred ninety-eight".