13331832 has 64 divisors (see below), whose sum is σ = 34836480. Its totient is φ = 4248192.

The previous prime is 13331831. The next prime is 13331833. The reversal of 13331832 is 23813331.

It is an interprime number because it is at equal distance from previous prime (13331831) and next prime (13331833).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13331831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59673 + ... + 59895.

It is an arithmetic number, because the mean of its divisors is an integer number (544320).

Almost surely, 2^13331832 is an apocalyptic number.

13331832 is a gapful number since it is divisible by the number (12) 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 13331832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17418240).

13331832 is an abundant number, since it is smaller than the sum of its proper divisors (21504648).

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

13331832 is a wasteful number, since it uses less digits than its factorization.

13331832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332 (or 328 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

The square root of 13331832 is about 3651.2781323805. The cubic root of 13331832 is about 237.1173198278.

The spelling of 13331832 in words is "thirteen million, three hundred thirty-one thousand, eight hundred thirty-two".