79857322 has 8 divisors (see below), whose sum is σ = 123023556. Its totient is φ = 38849472.

The previous prime is 79857301. The next prime is 79857331. The reversal of 79857322 is 22375897.

It can be written as a sum of positive squares in 2 ways, for example, as 75012921 + 4844401 = 8661^2 + 2201^2 .

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

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, 539503 + ... + 539650.

Almost surely, 2^79857322 is an apocalyptic number.

79857322 is a deficient number, since it is larger than the sum of its proper divisors (43166234).

79857322 is a wasteful number, since it uses less digits than its factorization.

79857322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079192.

The product of its digits is 211680, while the sum is 43.

The square root of 79857322 is about 8936.2924079285. The cubic root of 79857322 is about 430.6306268772.

The spelling of 79857322 in words is "seventy-nine million, eight hundred fifty-seven thousand, three hundred twenty-two".