15425342 has 8 divisors (see below), whose sum is σ = 23280456. Its totient is φ = 7665192.

The previous prime is 15425339. The next prime is 15425357. The reversal of 15425342 is 24352451.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23333 + ... + 23984.

It is an arithmetic number, because the mean of its divisors is an integer number (2910057).

Almost surely, 2^15425342 is an apocalyptic number.

15425342 is a deficient number, since it is larger than the sum of its proper divisors (7855114).

15425342 is a wasteful number, since it uses less digits than its factorization.

15425342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47482.

The product of its digits is 4800, while the sum is 26.

The square root of 15425342 is about 3927.5109165985. The cubic root of 15425342 is about 248.9305892991.

Adding to 15425342 its reverse (24352451), we get a palindrome (39777793).

The spelling of 15425342 in words is "fifteen million, four hundred twenty-five thousand, three hundred forty-two".