422334442 has 4 divisors (see below), whose sum is σ = 633501666. Its totient is φ = 211167220.

The previous prime is 422334439. The next prime is 422334469. The reversal of 422334442 is 244433224.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 397643481 + 24690961 = 19941^2 + 4969^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 422334442.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105583609 + ... + 105583612.

Almost surely, 2^422334442 is an apocalyptic number.

422334442 is a deficient number, since it is larger than the sum of its proper divisors (211167224).

422334442 is a wasteful number, since it uses less digits than its factorization.

422334442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211167223.

The product of its digits is 18432, while the sum is 28.

The square root of 422334442 is about 20550.7771629201. Note that the first 3 decimals coincide. The cubic root of 422334442 is about 750.2721631503.

Adding to 422334442 its reverse (244433224), we get a palindrome (666767666).

The spelling of 422334442 in words is "four hundred twenty-two million, three hundred thirty-four thousand, four hundred forty-two".