422013252 has 24 divisors (see below), whose sum is σ = 987913696. Its totient is φ = 140211648.

The previous prime is 422013187. The next prime is 422013257. The reversal of 422013252 is 252310224.

It is not an unprimeable number, because it can be changed into a prime (422013257) 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 7 ways as a sum of consecutive naturals, for example, 53593 + ... + 60960.

Almost surely, 2^422013252 is an apocalyptic number.

It is an amenable number.

422013252 is an abundant number, since it is smaller than the sum of its proper divisors (565900444).

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

422013252 is a wasteful number, since it uses less digits than its factorization.

422013252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114867 (or 114865 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 422013252 is about 20542.9611302753. The cubic root of 422013252 is about 750.0819181633.

Adding to 422013252 its reverse (252310224), we get a palindrome (674323476).

The spelling of 422013252 in words is "four hundred twenty-two million, thirteen thousand, two hundred fifty-two".