16990092 has 36 divisors (see below), whose sum is σ = 49083216. Its totient is φ = 4854240.

The previous prime is 16990091. The next prime is 16990097. The reversal of 16990092 is 29009961.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (16990091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33459 + ... + 33962.

Almost surely, 2^16990092 is an apocalyptic number.

16990092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16990092 is an abundant number, since it is smaller than the sum of its proper divisors (32093124).

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

16990092 is a wasteful number, since it uses less digits than its factorization.

16990092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67438 (or 67433 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 16990092 is about 4121.9039290114. The cubic root of 16990092 is about 257.0781959109.

The spelling of 16990092 in words is "sixteen million, nine hundred ninety thousand, ninety-two".