109465872 has 40 divisors (see below), whose sum is σ = 285029376. Its totient is φ = 36199296.

The previous prime is 109465871. The next prime is 109465879. The reversal of 109465872 is 278564901.

It is not an unprimeable number, because it can be changed into a prime (109465871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2883 + ... + 15074.

Almost surely, 2^109465872 is an apocalyptic number.

109465872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109465872 is an abundant number, since it is smaller than the sum of its proper divisors (175563504).

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

109465872 is a wasteful number, since it uses less digits than its factorization.

109465872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18095 (or 18089 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 109465872 is about 10462.5939422306. The cubic root of 109465872 is about 478.3652023697.

It can be divided in two parts, 1094 and 65872, that added together give a palindrome (66966).

The spelling of 109465872 in words is "one hundred nine million, four hundred sixty-five thousand, eight hundred seventy-two".