108091944 has 48 divisors (see below), whose sum is σ = 293529600. Its totient is φ = 35934624.

The previous prime is 108091943. The next prime is 108091993. The reversal of 108091944 is 449190801.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 108091899 and 108091908.

It is not an unprimeable number, because it can be changed into a prime (108091943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28377 + ... + 31959.

It is an arithmetic number, because the mean of its divisors is an integer number (6115200).

Almost surely, 2^108091944 is an apocalyptic number.

It is an amenable number.

108091944 is an abundant number, since it is smaller than the sum of its proper divisors (185437656).

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

108091944 is a wasteful number, since it uses less digits than its factorization.

108091944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4014 (or 4007 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 108091944 is about 10396.7275620745. The cubic root of 108091944 is about 476.3554180015.

The spelling of 108091944 in words is "one hundred eight million, ninety-one thousand, nine hundred forty-four".