422133252 has 12 divisors (see below), whose sum is σ = 984977616. Its totient is φ = 140711080.

The previous prime is 422133247. The next prime is 422133263. The reversal of 422133252 is 252331224.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17588874 + ... + 17588897.

It is an arithmetic number, because the mean of its divisors is an integer number (82081468).

Almost surely, 2^422133252 is an apocalyptic number.

It is an amenable number.

422133252 is an abundant number, since it is smaller than the sum of its proper divisors (562844364).

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

422133252 is a wasteful number, since it uses less digits than its factorization.

422133252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35177778 (or 35177776 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 422133252 is about 20545.8816311201. The cubic root of 422133252 is about 750.1530070052.

Adding to 422133252 its reverse (252331224), we get a palindrome (674464476).

It can be divided in two parts, 4221 and 33252, that added together give a palindrome (37473).

The spelling of 422133252 in words is "four hundred twenty-two million, one hundred thirty-three thousand, two hundred fifty-two".