422444224 has 14 divisors (see below), whose sum is σ = 838287884. Its totient is φ = 211222080.

The previous prime is 422444221. The next prime is 422444227.

422444224 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (422444221) and next prime (422444227).

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

It is a junction number, because it is equal to n+sod(n) for n = 422444192 and 422444201.

It is not an unprimeable number, because it can be changed into a prime (422444221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3300282 + ... + 3300409.

It is an arithmetic number, because the mean of its divisors is an integer number (59877706).

Almost surely, 2^422444224 is an apocalyptic number.

It is an amenable number.

422444224 is a deficient number, since it is larger than the sum of its proper divisors (415843660).

422444224 is an equidigital number, since it uses as much as digits as its factorization.

422444224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6600703 (or 6600693 counting only the distinct ones).

The product of its digits is 16384, while the sum is 28.

The square root of 422444224 is about 20553.4479832460. The cubic root of 422444224 is about 750.3371663284.

The spelling of 422444224 in words is "four hundred twenty-two million, four hundred forty-four thousand, two hundred twenty-four".