16879568 has 20 divisors (see below), whose sum is σ = 32776548. Its totient is φ = 8421120.

The previous prime is 16879567. The next prime is 16879573. The reversal of 16879568 is 86597861.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4545424 + 12334144 = 2132^2 + 3512^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16879567) 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, 8948 + ... + 10668.

Almost surely, 2^16879568 is an apocalyptic number.

It is an amenable number.

16879568 is a deficient number, since it is larger than the sum of its proper divisors (15896980).

16879568 is a wasteful number, since it uses less digits than its factorization.

16879568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2342 (or 2336 counting only the distinct ones).

The product of its digits is 725760, while the sum is 50.

The square root of 16879568 is about 4108.4751429210. The cubic root of 16879568 is about 256.5195341212.

The spelling of 16879568 in words is "sixteen million, eight hundred seventy-nine thousand, five hundred sixty-eight".