79717112 has 8 divisors (see below), whose sum is σ = 149469600. Its totient is φ = 39858552.

The previous prime is 79717111. The next prime is 79717117. The reversal of 79717112 is 21171797.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79717111) by changing a digit.

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 as a sum of consecutive naturals, namely, 4982312 + ... + 4982327.

It is an arithmetic number, because the mean of its divisors is an integer number (18683700).

Almost surely, 2^79717112 is an apocalyptic number.

It is an amenable number.

79717112 is a deficient number, since it is larger than the sum of its proper divisors (69752488).

79717112 is a wasteful number, since it uses less digits than its factorization.

79717112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9964645 (or 9964641 counting only the distinct ones).

The product of its digits is 6174, while the sum is 35.

The square root of 79717112 is about 8928.4439853762. The cubic root of 79717112 is about 430.3784517480.

The spelling of 79717112 in words is "seventy-nine million, seven hundred seventeen thousand, one hundred twelve".