109539400 has 48 divisors (see below), whose sum is σ = 259023600. Its totient is φ = 43068480.

The previous prime is 109539383. The next prime is 109539401. The reversal of 109539400 is 4935901.

It is not an unprimeable number, because it can be changed into a prime (109539401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7159 + ... + 16441.

It is an arithmetic number, because the mean of its divisors is an integer number (5396325).

Almost surely, 2^109539400 is an apocalyptic number.

109539400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109539400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129511800).

109539400 is an abundant number, since it is smaller than the sum of its proper divisors (149484200).

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

109539400 is a wasteful number, since it uses less digits than its factorization.

109539400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9358 (or 9349 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 109539400 is about 10466.1072037315. The cubic root of 109539400 is about 478.4722840371.

The spelling of 109539400 in words is "one hundred nine million, five hundred thirty-nine thousand, four hundred".