12142626 has 16 divisors (see below), whose sum is σ = 24559200. Its totient is φ = 4001888.

The previous prime is 12142621. The next prime is 12142631. The reversal of 12142626 is 62624121.

It is an interprime number because it is at equal distance from previous prime (12142621) and next prime (12142631).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12142596 and 12142605.

It is not an unprimeable number, because it can be changed into a prime (12142621) 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, 10836 + ... + 11903.

It is an arithmetic number, because the mean of its divisors is an integer number (1534950).

Almost surely, 2^12142626 is an apocalyptic number.

12142626 is an abundant number, since it is smaller than the sum of its proper divisors (12416574).

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

12142626 is a wasteful number, since it uses less digits than its factorization.

12142626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22833.

The product of its digits is 1152, while the sum is 24.

The square root of 12142626 is about 3484.6270962615. The cubic root of 12142626 is about 229.8463119459.

Adding to 12142626 its reverse (62624121), we get a palindrome (74766747).

The spelling of 12142626 in words is "twelve million, one hundred forty-two thousand, six hundred twenty-six".