422134444 has 12 divisors (see below), whose sum is σ = 738893344. Its totient is φ = 211022064.

The previous prime is 422134441. The next prime is 422134451. The reversal of 422134444 is 444431224.

It is a super-2 number, since 2×422134444² = 356394977622378272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (422134441) 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, 18442 + ... + 34414.

Almost surely, 2^422134444 is an apocalyptic number.

It is an amenable number.

422134444 is a deficient number, since it is larger than the sum of its proper divisors (316758900).

422134444 is a wasteful number, since it uses less digits than its factorization.

422134444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22584 (or 22582 counting only the distinct ones).

The product of its digits is 12288, while the sum is 28.

The square root of 422134444 is about 20545.9106393462. The cubic root of 422134444 is about 750.1537130868.

Adding to 422134444 its reverse (444431224), we get a palindrome (866565668).

The spelling of 422134444 in words is "four hundred twenty-two million, one hundred thirty-four thousand, four hundred forty-four".