879149417 has 4 divisors (see below), whose sum is σ = 881976576. Its totient is φ = 876322260.

The previous prime is 879149389. The next prime is 879149431. The reversal of 879149417 is 714941978.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 879149417 - 2¹⁴ = 879133033 is a prime.

It is a super-2 number, since 2×879149417² = 1545807394822879778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (879149317) 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, 1413113 + ... + 1413734.

It is an arithmetic number, because the mean of its divisors is an integer number (220494144).

Almost surely, 2^879149417 is an apocalyptic number.

It is an amenable number.

879149417 is a deficient number, since it is larger than the sum of its proper divisors (2827159).

879149417 is a wasteful number, since it uses less digits than its factorization.

879149417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827158.

The product of its digits is 508032, while the sum is 50.

The square root of 879149417 is about 29650.4539088359. The cubic root of 879149417 is about 957.9751218618.

The spelling of 879149417 in words is "eight hundred seventy-nine million, one hundred forty-nine thousand, four hundred seventeen".