422442233 has 4 divisors (see below), whose sum is σ = 424303440. Its totient is φ = 420581028.

The previous prime is 422442227. The next prime is 422442247. The reversal of 422442233 is 332244224.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422442233 - 2¹⁰ = 422441209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422442203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 930263 + ... + 930716.

It is an arithmetic number, because the mean of its divisors is an integer number (106075860).

Almost surely, 2^422442233 is an apocalyptic number.

It is an amenable number.

422442233 is a deficient number, since it is larger than the sum of its proper divisors (1861207).

422442233 is a wasteful number, since it uses less digits than its factorization.

422442233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861206.

The product of its digits is 9216, while the sum is 26.

The square root of 422442233 is about 20553.3995484932. The cubic root of 422442233 is about 750.3359875348.

Adding to 422442233 its reverse (332244224), we get a palindrome (754686457).

The spelling of 422442233 in words is "four hundred twenty-two million, four hundred forty-two thousand, two hundred thirty-three".