79029986 has 16 divisors (see below), whose sum is σ = 136748736. Its totient is φ = 33552816.

The previous prime is 79029971. The next prime is 79029997. The reversal of 79029986 is 68992097.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24881 + ... + 27876.

It is an arithmetic number, because the mean of its divisors is an integer number (8546796).

Almost surely, 2^79029986 is an apocalyptic number.

79029986 is a deficient number, since it is larger than the sum of its proper divisors (57718750).

79029986 is a wasteful number, since it uses less digits than its factorization.

79029986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52873.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 79029986 is about 8889.8811015671. The cubic root of 79029986 is about 429.1383249243.

The spelling of 79029986 in words is "seventy-nine million, twenty-nine thousand, nine hundred eighty-six".