13032432 has 90 divisors (see below), whose sum is σ = 42450408. Its totient is φ = 3721536.

The previous prime is 13032427. The next prime is 13032449. The reversal of 13032432 is 23423031.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6133 + ... + 7979.

Almost surely, 2^13032432 is an apocalyptic number.

13032432 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 13032432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21225204).

13032432 is an abundant number, since it is smaller than the sum of its proper divisors (29417976).

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

13032432 is a wasteful number, since it uses less digits than its factorization.

13032432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875 (or 1859 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 13032432 is about 3610.0459830866. The cubic root of 13032432 is about 235.3288409735.

Adding to 13032432 its reverse (23423031), we get a palindrome (36455463).

The spelling of 13032432 in words is "thirteen million, thirty-two thousand, four hundred thirty-two".