109190 has 16 divisors (see below), whose sum is σ = 200880. Its totient is φ = 42720.

The previous prime is 109171. The next prime is 109199. The reversal of 109190 is 91901.

It is a super-2 number, since 2×109190² = 23844912200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109199) by changing a digit.

109190 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 521 + ... + 699.

It is an arithmetic number, because the mean of its divisors is an integer number (12555).

2¹⁰⁹¹⁹⁰ is an apocalyptic number.

109190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109190 is a deficient number, since it is larger than the sum of its proper divisors (91690).

109190 is a wasteful number, since it uses less digits than its factorization.

109190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247.

The product of its (nonzero) digits is 81, while the sum is 20.

The square root of 109190 is about 330.4391018024. The cubic root of 109190 is about 47.7963011324.

The spelling of 109190 in words is "one hundred nine thousand, one hundred ninety".