109027590 has 64 divisors (see below), whose sum is σ = 312062976. Its totient is φ = 23836032.

The previous prime is 109027561. The next prime is 109027601. The reversal of 109027590 is 95720901.

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 31 ways as a sum of consecutive naturals, for example, 6457 + ... + 16116.

It is an arithmetic number, because the mean of its divisors is an integer number (4875984).

Almost surely, 2^109027590 is an apocalyptic number.

109027590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109027590 is an abundant number, since it is smaller than the sum of its proper divisors (203035386).

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

109027590 is a wasteful number, since it uses less digits than its factorization.

109027590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22613.

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 109027590 is about 10441.6277466686. The cubic root of 109027590 is about 477.7259185144.

It can be divided in two parts, 1090 and 27590, that added together give a triangular number (28680 = T₂₃₉).

The spelling of 109027590 in words is "one hundred nine million, twenty-seven thousand, five hundred ninety".