12232542 has 32 divisors (see below), whose sum is σ = 29433600. Its totient is φ = 3310848.

The previous prime is 12232541. The next prime is 12232543. The reversal of 12232542 is 24523221.

It is an interprime number because it is at equal distance from previous prime (12232541) and next prime (12232543).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12232541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6867 + ... + 8462.

It is an arithmetic number, because the mean of its divisors is an integer number (919800).

Almost surely, 2^12232542 is an apocalyptic number.

12232542 is an abundant number, since it is smaller than the sum of its proper divisors (17201058).

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

12232542 is a wasteful number, since it uses less digits than its factorization.

12232542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15360.

The product of its digits is 960, while the sum is 21.

The square root of 12232542 is about 3497.5051107897. The cubic root of 12232542 is about 230.4122537006.

Adding to 12232542 its reverse (24523221), we get a palindrome (36755763).

The spelling of 12232542 in words is "twelve million, two hundred thirty-two thousand, five hundred forty-two".