12462142 has 16 divisors (see below), whose sum is σ = 23306112. Its totient is φ = 4855320.

The previous prime is 12462137. The next prime is 12462179. The reversal of 12462142 is 24126421.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40308 + ... + 40615.

It is an arithmetic number, because the mean of its divisors is an integer number (1456632).

Almost surely, 2^12462142 is an apocalyptic number.

12462142 is a deficient number, since it is larger than the sum of its proper divisors (10843970).

12462142 is a wasteful number, since it uses less digits than its factorization.

12462142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80943.

The product of its digits is 768, while the sum is 22.

The square root of 12462142 is about 3530.1759162965. The cubic root of 12462142 is about 231.8449097233.

Adding to 12462142 its reverse (24126421), we get a palindrome (36588563).

The spelling of 12462142 in words is "twelve million, four hundred sixty-two thousand, one hundred forty-two".