12337542 has 64 divisors (see below), whose sum is σ = 31703040. Its totient is φ = 3483648.

The previous prime is 12337537. The next prime is 12337543. The reversal of 12337542 is 24573321.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12337543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47878 + ... + 48134.

It is an arithmetic number, because the mean of its divisors is an integer number (495360).

Almost surely, 2^12337542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12337542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15851520).

12337542 is an abundant number, since it is smaller than the sum of its proper divisors (19365498).

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

12337542 is a wasteful number, since it uses less digits than its factorization.

12337542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402 (or 396 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 12337542 is about 3512.4837366172. The cubic root of 12337542 is about 231.0696366205.

It can be divided in two parts, 12 and 337542, that multiplied together give a palindrome (4050504).

The spelling of 12337542 in words is "twelve million, three hundred thirty-seven thousand, five hundred forty-two".