109898580 has 96 divisors (see below), whose sum is σ = 340437888. Its totient is φ = 26265600.

The previous prime is 109898567. The next prime is 109898611. The reversal of 109898580 is 85898901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47040 + ... + 49320.

It is an arithmetic number, because the mean of its divisors is an integer number (3546228).

Almost surely, 2^109898580 is an apocalyptic number.

109898580 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 109898580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170218944).

109898580 is an abundant number, since it is smaller than the sum of its proper divisors (230539308).

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

109898580 is a wasteful number, since it uses less digits than its factorization.

109898580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377 (or 2375 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 48.

The square root of 109898580 is about 10483.2523579279. The cubic root of 109898580 is about 478.9946841227.

The spelling of 109898580 in words is "one hundred nine million, eight hundred ninety-eight thousand, five hundred eighty".