423222244 has 12 divisors (see below), whose sum is σ = 740788524. Its totient is φ = 211568384.

The previous prime is 423222187. The next prime is 423222251. The reversal of 423222244 is 442222324.

It can be written as a sum of positive squares in 2 ways, for example, as 410548644 + 12673600 = 20262^2 + 3560^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24384 + ... + 37960.

It is an arithmetic number, because the mean of its divisors is an integer number (61732377).

Almost surely, 2^423222244 is an apocalyptic number.

It is an amenable number.

423222244 is a deficient number, since it is larger than the sum of its proper divisors (317566280).

423222244 is a wasteful number, since it uses less digits than its factorization.

423222244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21374 (or 21372 counting only the distinct ones).

The product of its digits is 6144, while the sum is 25.

The square root of 423222244 is about 20572.3660282428. The cubic root of 423222244 is about 750.7975184666.

Adding to 423222244 its reverse (442222324), we get a palindrome (865444568).

The spelling of 423222244 in words is "four hundred twenty-three million, two hundred twenty-two thousand, two hundred forty-four".