16661092 has 12 divisors (see below), whose sum is σ = 33322240. Its totient is φ = 7140456.

The previous prime is 16661087. The next prime is 16661101. The reversal of 16661092 is 29016661.

16661092 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297492 + ... + 297547.

Almost surely, 2^16661092 is an apocalyptic number.

It is an amenable number.

16661092 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16661092 is a wasteful number, since it uses less digits than its factorization.

16661092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595050 (or 595048 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 16661092 is about 4081.8000930962. The cubic root of 16661092 is about 255.4079948243.

The spelling of 16661092 in words is "sixteen million, six hundred sixty-one thousand, ninety-two".