79800994 has 16 divisors (see below), whose sum is σ = 147325248. Its totient is φ = 31569552.

The previous prime is 79800989. The next prime is 79801003. The reversal of 79800994 is 49900897.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219052 + ... + 219415.

It is an arithmetic number, because the mean of its divisors is an integer number (9207828).

Almost surely, 2^79800994 is an apocalyptic number.

79800994 is a deficient number, since it is larger than the sum of its proper divisors (67524254).

79800994 is a wasteful number, since it uses less digits than its factorization.

79800994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438489.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 79800994 is about 8933.1402093553. The cubic root of 79800994 is about 430.5293534779.

The spelling of 79800994 in words is "seventy-nine million, eight hundred thousand, nine hundred ninety-four".