109788976 has 80 divisors (see below), whose sum is σ = 241591680. Its totient is φ = 47900160.

The previous prime is 109788967. The next prime is 109788977. The reversal of 109788976 is 679887901.

It is a super-2 number, since 2×109788976² = 24107238502257152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (109788977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673471 + ... + 673633.

It is an arithmetic number, because the mean of its divisors is an integer number (3019896).

Almost surely, 2^109788976 is an apocalyptic number.

109788976 is a gapful number since it is divisible by the number (16) 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 109788976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120795840).

109788976 is an abundant number, since it is smaller than the sum of its proper divisors (131802704).

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

109788976 is a wasteful number, since it uses less digits than its factorization.

109788976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 55.

The square root of 109788976 is about 10478.0234777366. The cubic root of 109788976 is about 478.8353942391.

The spelling of 109788976 in words is "one hundred nine million, seven hundred eighty-eight thousand, nine hundred seventy-six".