142441626 has 32 divisors (see below), whose sum is σ = 293606208. Its totient is φ = 46040960.

The previous prime is 142441619. The next prime is 142441643. The reversal of 142441626 is 626144241.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 142441593 and 142441602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40885 + ... + 44231.

It is an arithmetic number, because the mean of its divisors is an integer number (9175194).

Almost surely, 2^142441626 is an apocalyptic number.

142441626 is an abundant number, since it is smaller than the sum of its proper divisors (151164582).

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

142441626 is a wasteful number, since it uses less digits than its factorization.

142441626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566.

The product of its digits is 9216, while the sum is 30.

The square root of 142441626 is about 11934.8911180622. The cubic root of 142441626 is about 522.2506319806.

Adding to 142441626 its reverse (626144241), we get a palindrome (768585867).

The spelling of 142441626 in words is "one hundred forty-two million, four hundred forty-one thousand, six hundred twenty-six".