422121324 has 12 divisors (see below), whose sum is σ = 984949784. Its totient is φ = 140707104.

The previous prime is 422121307. The next prime is 422121353. The reversal of 422121324 is 423121224.

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

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

It is a self number, because there is not a number n which added to its sum of digits gives 422121324.

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, 17588377 + ... + 17588400.

Almost surely, 2^422121324 is an apocalyptic number.

It is an amenable number.

422121324 is an abundant number, since it is smaller than the sum of its proper divisors (562828460).

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

422121324 is a wasteful number, since it uses less digits than its factorization.

422121324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35176784 (or 35176782 counting only the distinct ones).

The product of its digits is 768, while the sum is 21.

The square root of 422121324 is about 20545.5913519178. The cubic root of 422121324 is about 750.1459413774.

Adding to 422121324 its reverse (423121224), we get a palindrome (845242548).

The spelling of 422121324 in words is "four hundred twenty-two million, one hundred twenty-one thousand, three hundred twenty-four".