108944644 has 6 divisors (see below), whose sum is σ = 190653134. Its totient is φ = 54472320.

The previous prime is 108944639. The next prime is 108944657. The reversal of 108944644 is 446449801.

It can be written as a sum of positive squares in only one way, i.e., 90022144 + 18922500 = 9488^2 + 4350^2 .

It is a junction number, because it is equal to n+sod(n) for n = 108944597 and 108944606.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13618077 + ... + 13618084.

Almost surely, 2^108944644 is an apocalyptic number.

It is an amenable number.

108944644 is a deficient number, since it is larger than the sum of its proper divisors (81708490).

108944644 is a wasteful number, since it uses less digits than its factorization.

108944644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27236165 (or 27236163 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 108944644 is about 10437.6551006440. The cubic root of 108944644 is about 477.6047396855.

The spelling of 108944644 in words is "one hundred eight million, nine hundred forty-four thousand, six hundred forty-four".