13313432 has 16 divisors (see below), whose sum is σ = 27232200. Its totient is φ = 6051520.

The previous prime is 13313429. The next prime is 13313453. The reversal of 13313432 is 23431331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75557 + ... + 75732.

Almost surely, 2^13313432 is an apocalyptic number.

It is an amenable number.

13313432 is an abundant number, since it is smaller than the sum of its proper divisors (13918768).

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

13313432 is a wasteful number, since it uses less digits than its factorization.

13313432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151306 (or 151302 counting only the distinct ones).

The product of its digits is 648, while the sum is 20.

The square root of 13313432 is about 3648.7575967718. The cubic root of 13313432 is about 237.0081833537.

Adding to 13313432 its reverse (23431331), we get a palindrome (36744763).

The spelling of 13313432 in words is "thirteen million, three hundred thirteen thousand, four hundred thirty-two".