15104442 has 8 divisors (see below), whose sum is σ = 30208896. Its totient is φ = 5034812.

The previous prime is 15104429. The next prime is 15104477. The reversal of 15104442 is 24440151.

It is a happy number.

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

15104442 is an admirable number.

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, 1258698 + ... + 1258709.

It is an arithmetic number, because the mean of its divisors is an integer number (3776112).

Almost surely, 2^15104442 is an apocalyptic number.

15104442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

15104442 is a wasteful number, since it uses less digits than its factorization.

15104442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517412.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 15104442 is about 3886.4433612237. The cubic root of 15104442 is about 247.1922754470.

Adding to 15104442 its reverse (24440151), we get a palindrome (39544593).

The spelling of 15104442 in words is "fifteen million, one hundred four thousand, four hundred forty-two".