15542452 has 12 divisors (see below), whose sum is σ = 27227200. Its totient is φ = 7763256.

The previous prime is 15542441. The next prime is 15542453. The reversal of 15542452 is 25424551.

15542452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 15542452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15542453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5653 + ... + 7939.

Almost surely, 2^15542452 is an apocalyptic number.

It is an amenable number.

15542452 is a deficient number, since it is larger than the sum of its proper divisors (11684748).

15542452 is a wasteful number, since it uses less digits than its factorization.

15542452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3990 (or 3988 counting only the distinct ones).

The product of its digits is 8000, while the sum is 28.

The square root of 15542452 is about 3942.3916598938. The cubic root of 15542452 is about 249.5589664150.

The spelling of 15542452 in words is "fifteen million, five hundred forty-two thousand, four hundred fifty-two".