109845330 has 128 divisors (see below), whose sum is σ = 330324480. Its totient is φ = 22794240.

The previous prime is 109845317. The next prime is 109845331. The reversal of 109845330 is 33548901.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 109845291 and 109845300.

It is not an unprimeable number, because it can be changed into a prime (109845331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 103000 + ... + 104060.

It is an arithmetic number, because the mean of its divisors is an integer number (2580660).

Almost surely, 2^109845330 is an apocalyptic number.

109845330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 109845330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165162240).

109845330 is an abundant number, since it is smaller than the sum of its proper divisors (220479150).

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

109845330 is a wasteful number, since it uses less digits than its factorization.

109845330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 109845330 is about 10480.7122849547. The cubic root of 109845330 is about 478.9173079708.

The spelling of 109845330 in words is "one hundred nine million, eight hundred forty-five thousand, three hundred thirty".