79854728 has 16 divisors (see below), whose sum is σ = 149850000. Its totient is φ = 39894736.

The previous prime is 79854713. The next prime is 79854793. The reversal of 79854728 is 82745897.

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, 8663 + ... + 15321.

It is an arithmetic number, because the mean of its divisors is an integer number (9365625).

Almost surely, 2^79854728 is an apocalyptic number.

It is an amenable number.

79854728 is a deficient number, since it is larger than the sum of its proper divisors (69995272).

79854728 is a wasteful number, since it uses less digits than its factorization.

79854728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8164 (or 8160 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 50.

The square root of 79854728 is about 8936.1472682583. The cubic root of 79854728 is about 430.6259641115.

The spelling of 79854728 in words is "seventy-nine million, eight hundred fifty-four thousand, seven hundred twenty-eight".