42224452 has 24 divisors (see below), whose sum is σ = 76246016. Its totient is φ = 20448288.

The previous prime is 42224423. The next prime is 42224453. The reversal of 42224452 is 25442224.

It is not an unprimeable number, because it can be changed into a prime (42224453) 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, 20878 + ... + 22810.

Almost surely, 2^42224452 is an apocalyptic number.

It is an amenable number.

42224452 is a deficient number, since it is larger than the sum of its proper divisors (34021564).

42224452 is a wasteful number, since it uses less digits than its factorization.

42224452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107 (or 2105 counting only the distinct ones).

The product of its digits is 5120, while the sum is 25.

The square root of 42224452 is about 6498.0344720538. The cubic root of 42224452 is about 348.2207719657.

Adding to 42224452 its reverse (25442224), we get a palindrome (67666676).

The spelling of 42224452 in words is "forty-two million, two hundred twenty-four thousand, four hundred fifty-two".