13809300 has 72 divisors (see below), whose sum is σ = 40330752. Its totient is φ = 3648000.

The previous prime is 13809293. The next prime is 13809311. The reversal of 13809300 is 390831.

13809300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57180 + ... + 57420.

Almost surely, 2^13809300 is an apocalyptic number.

13809300 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 13809300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20165376).

13809300 is an abundant number, since it is smaller than the sum of its proper divisors (26521452).

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

13809300 is a wasteful number, since it uses less digits than its factorization.

13809300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 13809300 is about 3716.0866513040. The cubic root of 13809300 is about 239.9149003844.

The spelling of 13809300 in words is "thirteen million, eight hundred nine thousand, three hundred".