109400 has 24 divisors (see below), whose sum is σ = 254820. Its totient is φ = 43680.

The previous prime is 109397. The next prime is 109423. The reversal of 109400 is 4901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74 + ... + 473.

2¹⁰⁹⁴⁰⁰ is an apocalyptic number.

109400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109400 is an abundant number, since it is smaller than the sum of its proper divisors (145420).

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

109400 is a wasteful number, since it uses less digits than its factorization.

109400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 554 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 109400 is about 330.7567081708. The cubic root of 109400 is about 47.8269229702.

The spelling of 109400 in words is "one hundred nine thousand, four hundred".