109613872 has 20 divisors (see below), whose sum is σ = 213568920. Its totient is φ = 54499328.

The previous prime is 109613813. The next prime is 109613887. The reversal of 109613872 is 278316901.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16273 + ... + 22000.

It is an arithmetic number, because the mean of its divisors is an integer number (10678446).

Almost surely, 2^109613872 is an apocalyptic number.

It is an amenable number.

109613872 is a deficient number, since it is larger than the sum of its proper divisors (103955048).

109613872 is a wasteful number, since it uses less digits than its factorization.

109613872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38460 (or 38454 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 109613872 is about 10469.6643690235. The cubic root of 109613872 is about 478.5806916537.

The spelling of 109613872 in words is "one hundred nine million, six hundred thirteen thousand, eight hundred seventy-two".