13243552 has 24 divisors (see below), whose sum is σ = 29798496. Its totient is φ = 5675712.

The previous prime is 13243547. The next prime is 13243579. The reversal of 13243552 is 25534231.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29338 + ... + 29785.

It is an arithmetic number, because the mean of its divisors is an integer number (1241604).

Almost surely, 2^13243552 is an apocalyptic number.

It is an amenable number.

13243552 is an abundant number, since it is smaller than the sum of its proper divisors (16554944).

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

13243552 is an equidigital number, since it uses as much as digits as its factorization.

13243552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59140 (or 59132 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 13243552 is about 3639.1691359430. The cubic root of 13243552 is about 236.5927834793.

Adding to 13243552 its reverse (25534231), we get a palindrome (38777783).

The spelling of 13243552 in words is "thirteen million, two hundred forty-three thousand, five hundred fifty-two".