42626244 has 24 divisors (see below), whose sum is σ = 101775520. Its totient is φ = 13878144.

The previous prime is 42626239. The next prime is 42626263. The reversal of 42626244 is 44262624.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40789 + ... + 41820.

Almost surely, 2^42626244 is an apocalyptic number.

It is an amenable number.

42626244 is an abundant number, since it is smaller than the sum of its proper divisors (59149276).

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

42626244 is a wasteful number, since it uses less digits than its factorization.

42626244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82659 (or 82657 counting only the distinct ones).

The product of its digits is 18432, while the sum is 30.

The square root of 42626244 is about 6528.8776983491. The cubic root of 42626244 is about 349.3217996147.

Adding to 42626244 its reverse (44262624), we get a palindrome (86888868).

The spelling of 42626244 in words is "forty-two million, six hundred twenty-six thousand, two hundred forty-four".