15342230 has 8 divisors (see below), whose sum is σ = 27616032. Its totient is φ = 6136888.

The previous prime is 15342209. The next prime is 15342233. The reversal of 15342230 is 3224351.

It is a happy number.

15342230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15342233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 767102 + ... + 767121.

It is an arithmetic number, because the mean of its divisors is an integer number (3452004).

Almost surely, 2^15342230 is an apocalyptic number.

15342230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15342230 is a deficient number, since it is larger than the sum of its proper divisors (12273802).

15342230 is a wasteful number, since it uses less digits than its factorization.

15342230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1534230.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 15342230 is about 3916.9158785963. The cubic root of 15342230 is about 248.4827032050.

Adding to 15342230 its reverse (3224351), we get a palindrome (18566581).

The spelling of 15342230 in words is "fifteen million, three hundred forty-two thousand, two hundred thirty".