12343542 has 16 divisors (see below), whose sum is σ = 25289712. Its totient is φ = 4014080.

The previous prime is 12343523. The next prime is 12343543. The reversal of 12343542 is 24534321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12343543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24843 + ... + 25334.

It is an arithmetic number, because the mean of its divisors is an integer number (1580607).

Almost surely, 2^12343542 is an apocalyptic number.

12343542 is an abundant number, since it is smaller than the sum of its proper divisors (12946170).

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

12343542 is a wasteful number, since it uses less digits than its factorization.

12343542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50223.

The product of its digits is 2880, while the sum is 24.

The square root of 12343542 is about 3513.3377292825. The cubic root of 12343542 is about 231.1070885196.

Adding to 12343542 its reverse (24534321), we get a palindrome (36877863).

The spelling of 12343542 in words is "twelve million, three hundred forty-three thousand, five hundred forty-two".