109938 has 16 divisors (see below), whose sum is σ = 223776. Its totient is φ = 36000.

The previous prime is 109937. The next prime is 109943. The reversal of 109938 is 839901.

It is a happy number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 109938.

It is not an unprimeable number, because it can be changed into a prime (109937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313 + ... + 563.

It is an arithmetic number, because the mean of its divisors is an integer number (13986).

2¹⁰⁹⁹³⁸ is an apocalyptic number.

109938 is an abundant number, since it is smaller than the sum of its proper divisors (113838).

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

109938 is a wasteful number, since it uses less digits than its factorization.

109938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 109938 is about 331.5689973444. The cubic root of 109938 is about 47.9051948173.

The spelling of 109938 in words is "one hundred nine thousand, nine hundred thirty-eight".