109555968 has 72 divisors (see below), whose sum is σ = 301694400. Its totient is φ = 35252224.

The previous prime is 109555951. The next prime is 109556017. The reversal of 109555968 is 869555901.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 19813 + ... + 24731.

It is an arithmetic number, because the mean of its divisors is an integer number (4190200).

Almost surely, 2^109555968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109555968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150847200).

109555968 is an abundant number, since it is smaller than the sum of its proper divisors (192138432).

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

109555968 is an equidigital number, since it uses as much as digits as its factorization.

109555968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4967 (or 4953 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 48.

The square root of 109555968 is about 10466.8986810803. The cubic root of 109555968 is about 478.4964060399.

The spelling of 109555968 in words is "one hundred nine million, five hundred fifty-five thousand, nine hundred sixty-eight".