108889236 has 36 divisors (see below), whose sum is σ = 284129664. Its totient is φ = 35125200.

The previous prime is 108889223. The next prime is 108889237. The reversal of 108889236 is 632988801.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 108889191 and 108889200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108889237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47670 + ... + 49901.

Almost surely, 2^108889236 is an apocalyptic number.

It is an amenable number.

108889236 is an abundant number, since it is smaller than the sum of its proper divisors (175240428).

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

108889236 is a wasteful number, since it uses less digits than its factorization.

108889236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97612 (or 97607 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The square root of 108889236 is about 10435.0005270723. Note that the first 3 decimals coincide. The cubic root of 108889236 is about 477.5237578523.

The spelling of 108889236 in words is "one hundred eight million, eight hundred eighty-nine thousand, two hundred thirty-six".