879625491 has 8 divisors (see below), whose sum is σ = 1173019584. Its totient is φ = 586324200.

The previous prime is 879625393. The next prime is 879625517. The reversal of 879625491 is 194526978.

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

It is not a de Polignac number, because 879625491 - 2²¹ = 877528339 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (879625091) 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 7 ways as a sum of consecutive naturals, for example, 3216 + ... + 42066.

It is an arithmetic number, because the mean of its divisors is an integer number (146627448).

Almost surely, 2^879625491 is an apocalyptic number.

879625491 is a deficient number, since it is larger than the sum of its proper divisors (293394093).

879625491 is a wasteful number, since it uses less digits than its factorization.

879625491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46401.

The product of its digits is 1088640, while the sum is 51.

The square root of 879625491 is about 29658.4809287327. The cubic root of 879625491 is about 958.1480104674.

The spelling of 879625491 in words is "eight hundred seventy-nine million, six hundred twenty-five thousand, four hundred ninety-one".