799904051 has 4 divisors (see below), whose sum is σ = 834682512. Its totient is φ = 765125592.

The previous prime is 799904029. The next prime is 799904069. The reversal of 799904051 is 150409997.

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

It is a cyclic number.

It is not a de Polignac number, because 799904051 - 2⁶ = 799903987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 799903993 and 799904011.

It is not an unprimeable number, because it can be changed into a prime (799904011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17389196 + ... + 17389241.

It is an arithmetic number, because the mean of its divisors is an integer number (208670628).

Almost surely, 2^799904051 is an apocalyptic number.

799904051 is a deficient number, since it is larger than the sum of its proper divisors (34778461).

799904051 is a wasteful number, since it uses less digits than its factorization.

799904051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34778460.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 799904051 is about 28282.5750418875. The cubic root of 799904051 is about 928.2806522548.

The spelling of 799904051 in words is "seven hundred ninety-nine million, nine hundred four thousand, fifty-one".