109990092 has 12 divisors (see below), whose sum is σ = 256643576. Its totient is φ = 36663360.

The previous prime is 109990043. The next prime is 109990103. The reversal of 109990092 is 290099901.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 109990092.

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, 4582909 + ... + 4582932.

Almost surely, 2^109990092 is an apocalyptic number.

109990092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109990092 is an abundant number, since it is smaller than the sum of its proper divisors (146653484).

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

109990092 is a wasteful number, since it uses less digits than its factorization.

109990092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9165848 (or 9165846 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 39.

The square root of 109990092 is about 10487.6161256980. The cubic root of 109990092 is about 479.1275993992.

The spelling of 109990092 in words is "one hundred nine million, nine hundred ninety thousand, ninety-two".