109765320 has 128 divisors (see below), whose sum is σ = 379296000. Its totient is φ = 24892416.

The previous prime is 109765309. The next prime is 109765343. The reversal of 109765320 is 23567901.

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, 124722 + ... + 125598.

It is an arithmetic number, because the mean of its divisors is an integer number (2963250).

Almost surely, 2^109765320 is an apocalyptic number.

109765320 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 109765320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189648000).

109765320 is an abundant number, since it is smaller than the sum of its proper divisors (269530680).

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

109765320 is a wasteful number, since it uses less digits than its factorization.

109765320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047 (or 1043 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 109765320 is about 10476.8945780704. The cubic root of 109765320 is about 478.8010005500.

The spelling of 109765320 in words is "one hundred nine million, seven hundred sixty-five thousand, three hundred twenty".