799858825 has 6 divisors (see below), whose sum is σ = 991824974. Its totient is φ = 639887040.

The previous prime is 799858783. The next prime is 799858837. The reversal of 799858825 is 528858997.

799858825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 172055689 + 627803136 = 13117^2 + 25056^2 .

It is not a de Polignac number, because 799858825 - 2¹¹ = 799856777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15997152 + ... + 15997201.

Almost surely, 2^799858825 is an apocalyptic number.

It is an amenable number.

799858825 is a deficient number, since it is larger than the sum of its proper divisors (191966149).

799858825 is a wasteful number, since it uses less digits than its factorization.

799858825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31994363 (or 31994358 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 61.

The square root of 799858825 is about 28281.7754923555. The cubic root of 799858825 is about 928.2631571515.

The spelling of 799858825 in words is "seven hundred ninety-nine million, eight hundred fifty-eight thousand, eight hundred twenty-five".