16990892 has 24 divisors (see below), whose sum is σ = 30648912. Its totient is φ = 8236800.

The previous prime is 16990889. The next prime is 16990913. The reversal of 16990892 is 29809961.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51167 + ... + 51497.

It is an arithmetic number, because the mean of its divisors is an integer number (1277038).

Almost surely, 2^16990892 is an apocalyptic number.

It is an amenable number.

16990892 is a deficient number, since it is larger than the sum of its proper divisors (13658020).

16990892 is a wasteful number, since it uses less digits than its factorization.

16990892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689 (or 687 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 44.

The square root of 16990892 is about 4122.0009704026. Note that the first 3 decimals coincide. The cubic root of 16990892 is about 257.0822307984.

The spelling of 16990892 in words is "sixteen million, nine hundred ninety thousand, eight hundred ninety-two".