109022490 has 32 divisors (see below), whose sum is σ = 290727360. Its totient is φ = 29072592.

The previous prime is 109022489. The next prime is 109022497. The reversal of 109022490 is 94220901.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (109022497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201624 + ... + 202163.

It is an arithmetic number, because the mean of its divisors is an integer number (9085230).

Almost surely, 2^109022490 is an apocalyptic number.

109022490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109022490 is an abundant number, since it is smaller than the sum of its proper divisors (181704870).

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

109022490 is a wasteful number, since it uses less digits than its factorization.

109022490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403803 (or 403797 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 109022490 is about 10441.3835290157. The cubic root of 109022490 is about 477.7184695125.

The spelling of 109022490 in words is "one hundred nine million, twenty-two thousand, four hundred ninety".