79718998 has 8 divisors (see below), whose sum is σ = 119684808. Its totient is φ = 39824064.

The previous prime is 79718987. The next prime is 79719083. The reversal of 79718998 is 89981797.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 14811 + ... + 19462.

It is an arithmetic number, because the mean of its divisors is an integer number (14960601).

Almost surely, 2^79718998 is an apocalyptic number.

79718998 is a deficient number, since it is larger than the sum of its proper divisors (39965810).

79718998 is a wasteful number, since it uses less digits than its factorization.

79718998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35438.

The product of its digits is 2286144, while the sum is 58.

The square root of 79718998 is about 8928.5496022590. The cubic root of 79718998 is about 430.3818457803.

The spelling of 79718998 in words is "seventy-nine million, seven hundred eighteen thousand, nine hundred ninety-eight".