79945798 has 8 divisors (see below), whose sum is σ = 126972792. Its totient is φ = 37621536.

The previous prime is 79945771. The next prime is 79945823. The reversal of 79945798 is 89754997.

It is a happy number.

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, 1175640 + ... + 1175707.

It is an arithmetic number, because the mean of its divisors is an integer number (15871599).

Almost surely, 2^79945798 is an apocalyptic number.

79945798 is a deficient number, since it is larger than the sum of its proper divisors (47026994).

79945798 is a wasteful number, since it uses less digits than its factorization.

79945798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2351366.

The product of its digits is 5715360, while the sum is 58.

The square root of 79945798 is about 8941.2414126899. The cubic root of 79945798 is about 430.7896037967.

The spelling of 79945798 in words is "seventy-nine million, nine hundred forty-five thousand, seven hundred ninety-eight".