422122452 has 24 divisors (see below), whose sum is σ = 985385856. Its totient is φ = 140645568.

The previous prime is 422122451. The next prime is 422122453. The reversal of 422122452 is 254221224.

It is an interprime number because it is at equal distance from previous prime (422122451) and next prime (422122453).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422122451) 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, 26848 + ... + 39560.

It is an arithmetic number, because the mean of its divisors is an integer number (41057744).

Almost surely, 2^422122452 is an apocalyptic number.

It is an amenable number.

422122452 is an abundant number, since it is smaller than the sum of its proper divisors (563263404).

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

422122452 is a wasteful number, since it uses less digits than its factorization.

422122452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15487 (or 15485 counting only the distinct ones).

The product of its digits is 2560, while the sum is 24.

The square root of 422122452 is about 20545.6188030441. The cubic root of 422122452 is about 750.1466095612.

Adding to 422122452 its reverse (254221224), we get a palindrome (676343676).

The spelling of 422122452 in words is "four hundred twenty-two million, one hundred twenty-two thousand, four hundred fifty-two".