15342241 has 8 divisors (see below), whose sum is σ = 16224768. Its totient is φ = 14484000.

The previous prime is 15342233. The next prime is 15342251. The reversal of 15342241 is 14224351.

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

It is a cyclic number.

It is not a de Polignac number, because 15342241 - 2³ = 15342233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15342251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4765 + ... + 7306.

It is an arithmetic number, because the mean of its divisors is an integer number (2028096).

Almost surely, 2^15342241 is an apocalyptic number.

It is an amenable number.

15342241 is a deficient number, since it is larger than the sum of its proper divisors (882527).

15342241 is a wasteful number, since it uses less digits than its factorization.

15342241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12143.

The product of its digits is 960, while the sum is 22.

The square root of 15342241 is about 3916.9172827620. The cubic root of 15342241 is about 248.4827625903.

Adding to 15342241 its reverse (14224351), we get a palindrome (29566592).

The spelling of 15342241 in words is "fifteen million, three hundred forty-two thousand, two hundred forty-one".