422004522 has 8 divisors (see below), whose sum is σ = 844009056. Its totient is φ = 140668172.

The previous prime is 422004463. The next prime is 422004523. The reversal of 422004522 is 225400224.

It is a sphenic number, since it is the product of 3 distinct primes.

422004522 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (422004523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35167038 + ... + 35167049.

It is an arithmetic number, because the mean of its divisors is an integer number (105501132).

Almost surely, 2^422004522 is an apocalyptic number.

422004522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

422004522 is a wasteful number, since it uses less digits than its factorization.

422004522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70334092.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 422004522 is about 20542.7486476372. The cubic root of 422004522 is about 750.0767459243.

Adding to 422004522 its reverse (225400224), we get a palindrome (647404746).

The spelling of 422004522 in words is "four hundred twenty-two million, four thousand, five hundred twenty-two".