79957582 has 8 divisors (see below), whose sum is σ = 124072200. Its totient is φ = 38600184.

The previous prime is 79957571. The next prime is 79957589. The reversal of 79957582 is 28575997.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79957589) 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 in 3 ways as a sum of consecutive naturals, for example, 689232 + ... + 689347.

It is an arithmetic number, because the mean of its divisors is an integer number (15509025).

Almost surely, 2^79957582 is an apocalyptic number.

79957582 is a deficient number, since it is larger than the sum of its proper divisors (44114618).

79957582 is a wasteful number, since it uses less digits than its factorization.

79957582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378610.

The product of its digits is 1587600, while the sum is 52.

The square root of 79957582 is about 8941.9003573066. The cubic root of 79957582 is about 430.8107688670.

The spelling of 79957582 in words is "seventy-nine million, nine hundred fifty-seven thousand, five hundred eighty-two".