109225986 has 16 divisors (see below), whose sum is σ = 231302304. Its totient is φ = 34266944.

The previous prime is 109225943. The next prime is 109226021. The reversal of 109225986 is 689522901.

It is a Curzon 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, 535320 + ... + 535523.

It is an arithmetic number, because the mean of its divisors is an integer number (14456394).

Almost surely, 2^109225986 is an apocalyptic number.

109225986 is an abundant number, since it is smaller than the sum of its proper divisors (122076318).

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

109225986 is a wasteful number, since it uses less digits than its factorization.

109225986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070865.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 109225986 is about 10451.1236716441. The cubic root of 109225986 is about 478.0155133472.

The spelling of 109225986 in words is "one hundred nine million, two hundred twenty-five thousand, nine hundred eighty-six".