15439052 has 12 divisors (see below), whose sum is σ = 27063960. Its totient is φ = 7706496.

The previous prime is 15439037. The next prime is 15439057. The reversal of 15439052 is 25093451.

It is not an unprimeable number, because it can be changed into a prime (15439057) 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 in 3 ways as a sum of consecutive naturals, for example, 293 + ... + 5564.

It is an arithmetic number, because the mean of its divisors is an integer number (2255330).

Almost surely, 2^15439052 is an apocalyptic number.

It is an amenable number.

15439052 is a deficient number, since it is larger than the sum of its proper divisors (11624908).

15439052 is a wasteful number, since it uses less digits than its factorization.

15439052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6520 (or 6518 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 15439052 is about 3929.2559092021. The cubic root of 15439052 is about 249.0043170598.

The spelling of 15439052 in words is "fifteen million, four hundred thirty-nine thousand, fifty-two".