422444232 has 96 divisors (see below), whose sum is σ = 1310537280. Its totient is φ = 120424320.

The previous prime is 422444227. The next prime is 422444257. The reversal of 422444232 is 232444224.

422444232 is a `hidden beast` number, since 422 + 4 + 4 + 4 + 232 = 666.

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 = 422444196 and 422444205.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 347658 + ... + 348870.

It is an arithmetic number, because the mean of its divisors is an integer number (13651430).

Almost surely, 2^422444232 is an apocalyptic number.

422444232 is a gapful number since it is divisible by the number (42) 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 422444232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (655268640).

422444232 is an abundant number, since it is smaller than the sum of its proper divisors (888093048).

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

422444232 is a wasteful number, since it uses less digits than its factorization.

422444232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923 (or 1916 counting only the distinct ones).

The product of its digits is 12288, while the sum is 27.

The square root of 422444232 is about 20553.4481778606. The cubic root of 422444232 is about 750.3371710648.

Adding to 422444232 its reverse (232444224), we get a palindrome (654888456).

The spelling of 422444232 in words is "four hundred twenty-two million, four hundred forty-four thousand, two hundred thirty-two".