16992404 has 48 divisors (see below), whose sum is σ = 35581056. Its totient is φ = 6998400.

The previous prime is 16992397. The next prime is 16992419. The reversal of 16992404 is 40429961.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34649 + ... + 35135.

It is an arithmetic number, because the mean of its divisors is an integer number (741272).

Almost surely, 2^16992404 is an apocalyptic number.

It is an amenable number.

16992404 is an abundant number, since it is smaller than the sum of its proper divisors (18588652).

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

16992404 is a wasteful number, since it uses less digits than its factorization.

16992404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576 (or 574 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 16992404 is about 4122.1843723929. The cubic root of 16992404 is about 257.0898563899.

The spelling of 16992404 in words is "sixteen million, nine hundred ninety-two thousand, four hundred four".