79870882 has 48 divisors (see below), whose sum is σ = 152373312. Its totient is φ = 31116960.

The previous prime is 79870877. The next prime is 79870883. The reversal of 79870882 is 28807897.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (79870883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90013 + ... + 90895.

It is an arithmetic number, because the mean of its divisors is an integer number (3174444).

Almost surely, 2^79870882 is an apocalyptic number.

79870882 is a deficient number, since it is larger than the sum of its proper divisors (72502430).

79870882 is a wasteful number, since it uses less digits than its factorization.

79870882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983 (or 976 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 49.

The square root of 79870882 is about 8937.0510796347. The cubic root of 79870882 is about 430.6549995987.

The spelling of 79870882 in words is "seventy-nine million, eight hundred seventy thousand, eight hundred eighty-two".