13865232 has 60 divisors (see below), whose sum is σ = 36987216. Its totient is φ = 4475520.

The previous prime is 13865227. The next prime is 13865237. The reversal of 13865232 is 23256831.

It is an interprime number because it is at equal distance from previous prime (13865227) and next prime (13865237).

It is a self number, because there is not a number n which added to its sum of digits gives 13865232.

It is not an unprimeable number, because it can be changed into a prime (13865237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65607 + ... + 65817.

Almost surely, 2^13865232 is an apocalyptic number.

13865232 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 13865232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18493608).

13865232 is an abundant number, since it is smaller than the sum of its proper divisors (23121984).

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

13865232 is a wasteful number, since it uses less digits than its factorization.

13865232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 253 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 13865232 is about 3723.6047051211. The cubic root of 13865232 is about 240.2383742732.

The spelling of 13865232 in words is "thirteen million, eight hundred sixty-five thousand, two hundred thirty-two".