422217224 has 32 divisors (see below), whose sum is σ = 930061440. Its totient is φ = 177153600.

The previous prime is 422217223. The next prime is 422217331. The reversal of 422217224 is 422712224.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 422217193 and 422217202.

It is not an unprimeable number, because it can be changed into a prime (422217223) 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, 183392 + ... + 185679.

It is an arithmetic number, because the mean of its divisors is an integer number (29064420).

Almost surely, 2^422217224 is an apocalyptic number.

422217224 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

422217224 is an abundant number, since it is smaller than the sum of its proper divisors (507844216).

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

422217224 is a wasteful number, since it uses less digits than its factorization.

422217224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369101 (or 369097 counting only the distinct ones).

The product of its digits is 3584, while the sum is 26.

The square root of 422217224 is about 20547.9250533965. The cubic root of 422217224 is about 750.2027445953.

Adding to 422217224 its reverse (422712224), we get a palindrome (844929448).

The spelling of 422217224 in words is "four hundred twenty-two million, two hundred seventeen thousand, two hundred twenty-four".