109320 has 32 divisors (see below), whose sum is σ = 328320. Its totient is φ = 29120.

The previous prime is 109313. The next prime is 109321. The reversal of 109320 is 23901.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 12.

It is a self number, because there is not a number *n* which added to its sum of digits gives 109320.

It is not an unprimeable number, because it can be changed into a prime (109321) by changing a digit.

109320 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336 + ... + 575.

It is an arithmetic number, because the mean of its divisors is an integer number (10260).

2^{109320} is an apocalyptic number.

109320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109320 is an abundant number, since it is smaller than the sum of its proper divisors (219000).

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

109320 is a wasteful number, since it uses less digits than its factorization.

109320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925 (or 921 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 109320 is about 330.6357512430. The cubic root of 109320 is about 47.8152621327.

The spelling of 109320 in words is "one hundred nine thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 911 1822 2733 3644 4555 5466 7288 9110 10932 13665 18220 21864 27330 36440 54660 109320

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