422323200 has 528 divisors, whose sum is σ = 1705724160. Its totient is φ = 101744640.

The previous prime is 422323189. The next prime is 422323207. The reversal of 422323200 is 2323224.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (422323207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8985577 + ... + 8985623.

Almost surely, 2^422323200 is an apocalyptic number.

422323200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422323200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (852862080).

422323200 is an abundant number, since it is smaller than the sum of its proper divisors (1283400960).

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

422323200 is a wasteful number, since it uses less digits than its factorization.

422323200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 422323200 is about 20550.5036434633. The cubic root of 422323200 is about 750.2655059977.

Adding to 422323200 its reverse (2323224), we get a palindrome (424646424).

The spelling of 422323200 in words is "four hundred twenty-two million, three hundred twenty-three thousand, two hundred".