108390 has 16 divisors (see below), whose sum is σ = 260208. Its totient is φ = 28896.

The previous prime is 108379. The next prime is 108401. The reversal of 108390 is 93801.

It is an interprime number because it is at equal distance from previous prime (108379) and next prime (108401).

It is a Curzon number.

It is a congruent number.

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, 1777 + ... + 1836.

It is an arithmetic number, because the mean of its divisors is an integer number (16263).

2¹⁰⁸³⁹⁰ is an apocalyptic number.

108390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

108390 is an abundant number, since it is smaller than the sum of its proper divisors (151818).

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

108390 is a wasteful number, since it uses less digits than its factorization.

108390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3623.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 108390 is about 329.2263658943. The cubic root of 108390 is about 47.6792855132.

The spelling of 108390 in words is "one hundred eight thousand, three hundred ninety".