422244460 has 24 divisors (see below), whose sum is σ = 967324176. Its totient is φ = 153543360.

The previous prime is 422244457. The next prime is 422244461. The reversal of 422244460 is 64442224.

It is not an unprimeable number, because it can be changed into a prime (422244461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 959427 + ... + 959866.

It is an arithmetic number, because the mean of its divisors is an integer number (40305174).

Almost surely, 2^422244460 is an apocalyptic number.

It is an amenable number.

422244460 is an abundant number, since it is smaller than the sum of its proper divisors (545079716).

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

422244460 is a wasteful number, since it uses less digits than its factorization.

422244460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919313 (or 1919311 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 422244460 is about 20548.5877860256. The cubic root of 422244460 is about 750.2188753778.

Adding to 422244460 its reverse (64442224), we get a palindrome (486686684).

The spelling of 422244460 in words is "four hundred twenty-two million, two hundred forty-four thousand, four hundred sixty".