108880640 has 216 divisors, whose sum is σ = 309911280. Its totient is φ = 36495360.

The previous prime is 108880637. The next prime is 108880679. The reversal of 108880640 is 46088801.

It is a self number, because there is not a number n which added to its sum of digits gives 108880640.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2942702 + ... + 2942738.

Almost surely, 2^108880640 is an apocalyptic number.

108880640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 108880640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154955640).

108880640 is an abundant number, since it is smaller than the sum of its proper divisors (201030640).

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

108880640 is a wasteful number, since it uses less digits than its factorization.

108880640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 74 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 35.

The square root of 108880640 is about 10434.5886358783. The cubic root of 108880640 is about 477.5111918651.

The spelling of 108880640 in words is "one hundred eight million, eight hundred eighty thousand, six hundred forty".