13199452 has 48 divisors (see below), whose sum is σ = 28483840. Its totient is φ = 5225472.

The previous prime is 13199449. The next prime is 13199467. The reversal of 13199452 is 25499131.

Its product of digits (9720) is a multiple of the sum of its prime divisors (648).

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 15 ways as a sum of consecutive naturals, for example, 22588 + ... + 23164.

Almost surely, 2^13199452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13199452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14241920).

13199452 is an abundant number, since it is smaller than the sum of its proper divisors (15284388).

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

13199452 is a wasteful number, since it uses less digits than its factorization.

13199452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650 (or 648 counting only the distinct ones).

The product of its digits is 9720, while the sum is 34.

The square root of 13199452 is about 3633.1050081163. The cubic root of 13199452 is about 236.3298795794.

The spelling of 13199452 in words is "thirteen million, one hundred ninety-nine thousand, four hundred fifty-two".