108998520 has 32 divisors (see below), whose sum is σ = 326995920. Its totient is φ = 29066240.

The previous prime is 108998479. The next prime is 108998597. The reversal of 108998520 is 25899801.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454041 + ... + 454280.

Almost surely, 2^108998520 is an apocalyptic number.

108998520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108998520 is an abundant number, since it is smaller than the sum of its proper divisors (217997400).

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

108998520 is a wasteful number, since it uses less digits than its factorization.

108998520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908335 (or 908331 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 42.

The square root of 108998520 is about 10440.2356295248. The cubic root of 108998520 is about 477.6834560915.

The spelling of 108998520 in words is "one hundred eight million, nine hundred ninety-eight thousand, five hundred twenty".