108163944 has 64 divisors (see below), whose sum is σ = 343382400. Its totient is φ = 30903552.

The previous prime is 108163943. The next prime is 108163973. The reversal of 108163944 is 449361801.

108163944 is a `hidden beast` number, since 10 + 8 + 1 + 639 + 4 + 4 = 666.

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 = 108163899 and 108163908.

It is not an unprimeable number, because it can be changed into a prime (108163943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34257 + ... + 37280.

It is an arithmetic number, because the mean of its divisors is an integer number (5365350).

Almost surely, 2^108163944 is an apocalyptic number.

108163944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

108163944 is an abundant number, since it is smaller than the sum of its proper divisors (235218456).

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

108163944 is a wasteful number, since it uses less digits than its factorization.

108163944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71559 (or 71549 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 108163944 is about 10400.1896136561. The cubic root of 108163944 is about 476.4611612433.

It can be divided in two parts, 1081 and 63944, that added together give a square (65025 = 255²).

The spelling of 108163944 in words is "one hundred eight million, one hundred sixty-three thousand, nine hundred forty-four".