109730712 has 128 divisors (see below), whose sum is σ = 345139200. Its totient is φ = 28297728.

The previous prime is 109730689. The next prime is 109730717. The reversal of 109730712 is 217037901.

It is a self number, because there is not a number n which added to its sum of digits gives 109730712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109730717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102114 + ... + 103182.

It is an arithmetic number, because the mean of its divisors is an integer number (2696400).

Almost surely, 2^109730712 is an apocalyptic number.

109730712 is a gapful number since it is divisible by the number (12) 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 109730712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172569600).

109730712 is an abundant number, since it is smaller than the sum of its proper divisors (235408488).

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

109730712 is a wasteful number, since it uses less digits than its factorization.

109730712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145 (or 1141 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 30.

The square root of 109730712 is about 10475.2428134149. The cubic root of 109730712 is about 478.7506747372.

The spelling of 109730712 in words is "one hundred nine million, seven hundred thirty thousand, seven hundred twelve".