109860 has 24 divisors (see below), whose sum is σ = 307776. Its totient is φ = 29280.

The previous prime is 109859. The next prime is 109873. The reversal of 109860 is 68901.

It is a self number, because there is not a number n which added to its sum of digits gives 109860.

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, 856 + ... + 975.

It is an arithmetic number, because the mean of its divisors is an integer number (12824).

2¹⁰⁹⁸⁶⁰ is an apocalyptic number.

109860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109860 is an abundant number, since it is smaller than the sum of its proper divisors (197916).

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

109860 is a wasteful number, since it uses less digits than its factorization.

109860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843 (or 1841 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 109860 is about 331.4513538968. The cubic root of 109860 is about 47.8938627051.

It can be divided in two parts, 109 and 860, that added together give a palindrome (969).

The spelling of 109860 in words is "one hundred nine thousand, eight hundred sixty".