15044242 has 8 divisors (see below), whose sum is σ = 22601916. Its totient is φ = 7510272.

The previous prime is 15044221. The next prime is 15044251. The reversal of 15044242 is 24244051.

It is a happy number.

15044242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 14814801 + 229441 = 3849^2 + 479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 4243 + ... + 6934.

Almost surely, 2^15044242 is an apocalyptic number.

15044242 is a deficient number, since it is larger than the sum of its proper divisors (7557674).

15044242 is a wasteful number, since it uses less digits than its factorization.

15044242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11852.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 15044242 is about 3878.6907584906. The cubic root of 15044242 is about 246.8634364503.

Adding to 15044242 its reverse (24244051), we get a palindrome (39288293).

The spelling of 15044242 in words is "fifteen million, forty-four thousand, two hundred forty-two".