422458281 has 16 divisors (see below), whose sum is σ = 715273600. Its totient is φ = 241404624.

The previous prime is 422458259. The next prime is 422458327. The reversal of 422458281 is 182854224.

It is not a de Polignac number, because 422458281 - 2¹⁰ = 422457257 is a prime.

It is a super-2 number, since 2×422458281² = 356941998370949922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422438281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1117426 + ... + 1117803.

It is an arithmetic number, because the mean of its divisors is an integer number (44704600).

Almost surely, 2^422458281 is an apocalyptic number.

It is an amenable number.

422458281 is a deficient number, since it is larger than the sum of its proper divisors (292815319).

422458281 is a wasteful number, since it uses less digits than its factorization.

422458281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235245 (or 2235239 counting only the distinct ones).

The product of its digits is 40960, while the sum is 36.

The square root of 422458281 is about 20553.7899424899. The cubic root of 422458281 is about 750.3454888255.

The spelling of 422458281 in words is "four hundred twenty-two million, four hundred fifty-eight thousand, two hundred eighty-one".