16999344 has 30 divisors (see below), whose sum is σ = 47574956. Its totient is φ = 5666400.

The previous prime is 16999259. The next prime is 16999351. The reversal of 16999344 is 44399961.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 16999344.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58882 + ... + 59169.

Almost surely, 2^16999344 is an apocalyptic number.

It is an amenable number.

16999344 is an abundant number, since it is smaller than the sum of its proper divisors (30575612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16999344 is a wasteful number, since it uses less digits than its factorization.

16999344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118065 (or 118056 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 16999344 is about 4123.0260731652. The cubic root of 16999344 is about 257.1248516493.

The spelling of 16999344 in words is "sixteen million, nine hundred ninety-nine thousand, three hundred forty-four".