12542332 has 24 divisors (see below), whose sum is σ = 24342192. Its totient is φ = 5606400.

The previous prime is 12542329. The next prime is 12542347. The reversal of 12542332 is 23324521.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348 + ... + 5020.

It is an arithmetic number, because the mean of its divisors is an integer number (1014258).

Almost surely, 2^12542332 is an apocalyptic number.

It is an amenable number.

12542332 is a deficient number, since it is larger than the sum of its proper divisors (11799860).

12542332 is a wasteful number, since it uses less digits than its factorization.

12542332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4749 (or 4747 counting only the distinct ones).

The product of its digits is 1440, while the sum is 22.

The square root of 12542332 is about 3541.5154948129. The cubic root of 12542332 is about 232.3411301460.

Adding to 12542332 its reverse (23324521), we get a palindrome (35866853).

The spelling of 12542332 in words is "twelve million, five hundred forty-two thousand, three hundred thirty-two".