12826142 has 20 divisors (see below), whose sum is σ = 22452816. Its totient is φ = 5494860.

The previous prime is 12826141. The next prime is 12826171. The reversal of 12826142 is 24162821.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12826141) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 3467 + ... + 6137.

Almost surely, 2^12826142 is an apocalyptic number.

12826142 is a deficient number, since it is larger than the sum of its proper divisors (9626674).

12826142 is an frugal number, since it uses more digits than its factorization.

12826142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701 (or 2680 counting only the distinct ones).

The product of its digits is 1536, while the sum is 26.

The square root of 12826142 is about 3581.3603560658. The cubic root of 12826142 is about 234.0805600820.

Adding to 12826142 its reverse (24162821), we get a palindrome (36988963).

The spelling of 12826142 in words is "twelve million, eight hundred twenty-six thousand, one hundred forty-two".