109682990 has 16 divisors (see below), whose sum is σ = 197598960. Its totient is φ = 43835520.

The previous prime is 109682987. The next prime is 109683019. The reversal of 109682990 is 99286901.

It is a Curzon number.

It is a congruent number.

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, 9581 + ... + 17639.

It is an arithmetic number, because the mean of its divisors is an integer number (12349935).

Almost surely, 2^109682990 is an apocalyptic number.

109682990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109682990 is a deficient number, since it is larger than the sum of its proper divisors (87915970).

109682990 is a wasteful number, since it uses less digits than its factorization.

109682990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9427.

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

The square root of 109682990 is about 10472.9647187413. The cubic root of 109682990 is about 478.6812616193.

The spelling of 109682990 in words is "one hundred nine million, six hundred eighty-two thousand, nine hundred ninety".