131832400 has 120 divisors (see below), whose sum is σ = 365333760. Its totient is φ = 44782080.

The previous prime is 131832397. The next prime is 131832413. The reversal of 131832400 is 4238131.

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, 551481 + ... + 551719.

It is an arithmetic number, because the mean of its divisors is an integer number (3044448).

Almost surely, 2^131832400 is an apocalyptic number.

131832400 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 131832400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182666880).

131832400 is an abundant number, since it is smaller than the sum of its proper divisors (233501360).

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

131832400 is a wasteful number, since it uses less digits than its factorization.

131832400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461 (or 450 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 131832400 is about 11481.8291225745. The cubic root of 131832400 is about 508.9487508920.

The spelling of 131832400 in words is "one hundred thirty-one million, eight hundred thirty-two thousand, four hundred".