15525452 has 6 divisors (see below), whose sum is σ = 27169548. Its totient is φ = 7762724.

The previous prime is 15525443. The next prime is 15525457. The reversal of 15525452 is 25452551.

It is not an unprimeable number, because it can be changed into a prime (15525457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1940678 + ... + 1940685.

It is an arithmetic number, because the mean of its divisors is an integer number (4528258).

Almost surely, 2^15525452 is an apocalyptic number.

It is an amenable number.

15525452 is a deficient number, since it is larger than the sum of its proper divisors (11644096).

15525452 is a wasteful number, since it uses less digits than its factorization.

15525452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3881367 (or 3881365 counting only the distinct ones).

The product of its digits is 10000, while the sum is 29.

The square root of 15525452 is about 3940.2350183714. The cubic root of 15525452 is about 249.4679458100.

The spelling of 15525452 in words is "fifteen million, five hundred twenty-five thousand, four hundred fifty-two".