791922559 has 4 divisors (see below), whose sum is σ = 817468480. Its totient is φ = 766376640.

The previous prime is 791922553. The next prime is 791922563. The reversal of 791922559 is 955229197.

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-791922559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791922553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12772914 + ... + 12772975.

It is an arithmetic number, because the mean of its divisors is an integer number (204367120).

Almost surely, 2^791922559 is an apocalyptic number.

791922559 is a deficient number, since it is larger than the sum of its proper divisors (25545921).

791922559 is a wasteful number, since it uses less digits than its factorization.

791922559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25545920.

The product of its digits is 510300, while the sum is 49.

The square root of 791922559 is about 28141.1186522498. The cubic root of 791922559 is about 925.1828453738.

The spelling of 791922559 in words is "seven hundred ninety-one million, nine hundred twenty-two thousand, five hundred fifty-nine".