16879617 has 8 divisors (see below), whose sum is σ = 25006880. Its totient is φ = 11253060.

The previous prime is 16879613. The next prime is 16879669. The reversal of 16879617 is 71697861.

It is not a de Polignac number, because 16879617 - 2² = 16879613 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (16879613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312559 + ... + 312612.

It is an arithmetic number, because the mean of its divisors is an integer number (3125860).

Almost surely, 2^16879617 is an apocalyptic number.

It is an amenable number.

16879617 is a deficient number, since it is larger than the sum of its proper divisors (8127263).

16879617 is an equidigital number, since it uses as much as digits as its factorization.

16879617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625180 (or 625174 counting only the distinct ones).

The product of its digits is 127008, while the sum is 45.

The square root of 16879617 is about 4108.4811061997. The cubic root of 16879617 is about 256.5197823394.

The spelling of 16879617 in words is "sixteen million, eight hundred seventy-nine thousand, six hundred seventeen".