16879329 has 6 divisors (see below), whose sum is σ = 24381266. Its totient is φ = 11252880.

The previous prime is 16879321. The next prime is 16879333. The reversal of 16879329 is 92397861.

It can be written as a sum of positive squares in only one way, i.e., 9734400 + 7144929 = 3120^2 + 2673^2 .

It is not a de Polignac number, because 16879329 - 2³ = 16879321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16879321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 937732 + ... + 937749.

Almost surely, 2^16879329 is an apocalyptic number.

It is an amenable number.

16879329 is a deficient number, since it is larger than the sum of its proper divisors (7501937).

16879329 is a wasteful number, since it uses less digits than its factorization.

16879329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875487 (or 1875484 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 16879329 is about 4108.4460566010. The cubic root of 16879329 is about 256.5183234177.

It can be divided in two parts, 168 and 79329, that added together give a palindrome (79497).

The spelling of 16879329 in words is "sixteen million, eight hundred seventy-nine thousand, three hundred twenty-nine".