79855898 has 8 divisors (see below), whose sum is σ = 126088320. Its totient is φ = 37826460.

The previous prime is 79855891. The next prime is 79855903. The reversal of 79855898 is 89855897.

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

It is not an unprimeable number, because it can be changed into a prime (79855891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050698 + ... + 1050773.

It is an arithmetic number, because the mean of its divisors is an integer number (15761040).

Almost surely, 2^79855898 is an apocalyptic number.

79855898 is a deficient number, since it is larger than the sum of its proper divisors (46232422).

79855898 is a wasteful number, since it uses less digits than its factorization.

79855898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101492.

The product of its digits is 7257600, while the sum is 59.

The square root of 79855898 is about 8936.2127324723. The cubic root of 79855898 is about 430.6280672219.

Subtracting 79855898 from its reverse (89855897), we obtain a palindrome (9999999).

The spelling of 79855898 in words is "seventy-nine million, eight hundred fifty-five thousand, eight hundred ninety-eight".