799569690 has 16 divisors (see below), whose sum is σ = 1918967328. Its totient is φ = 213218576.

The previous prime is 799569689. The next prime is 799569697. The reversal of 799569690 is 96965997.

It is a super-2 number, since 2×799569690² = 1278623378333392200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (799569697) 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 7 ways as a sum of consecutive naturals, for example, 13326132 + ... + 13326191.

It is an arithmetic number, because the mean of its divisors is an integer number (119935458).

Almost surely, 2^799569690 is an apocalyptic number.

799569690 is an abundant number, since it is smaller than the sum of its proper divisors (1119397638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

799569690 is a wasteful number, since it uses less digits than its factorization.

799569690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26652333.

The product of its (nonzero) digits is 8266860, while the sum is 60.

The square root of 799569690 is about 28276.6633463002. The cubic root of 799569690 is about 928.1512933634.

The spelling of 799569690 in words is "seven hundred ninety-nine million, five hundred sixty-nine thousand, six hundred ninety".