12418042 has 48 divisors (see below), whose sum is σ = 24022656. Its totient is φ = 4687200.

The previous prime is 12418019. The next prime is 12418067. The reversal of 12418042 is 24081421.

It is a super-2 number, since 2×12418042² = 308415534227528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 174867 + ... + 174937.

It is an arithmetic number, because the mean of its divisors is an integer number (500472).

Almost surely, 2^12418042 is an apocalyptic number.

12418042 is a deficient number, since it is larger than the sum of its proper divisors (11604614).

12418042 is a wasteful number, since it uses less digits than its factorization.

12418042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 12418042 is about 3523.9242330107. The cubic root of 12418042 is about 231.5711086208.

Adding to 12418042 its reverse (24081421), we get a palindrome (36499463).

The spelling of 12418042 in words is "twelve million, four hundred eighteen thousand, forty-two".