422059221 has 16 divisors (see below), whose sum is σ = 662054400. Its totient is φ = 264821184.

The previous prime is 422059213. The next prime is 422059241. The reversal of 422059221 is 122950224.

It is a happy number.

It is not a de Polignac number, because 422059221 - 2³ = 422059213 is a prime.

It is a super-2 number, since 2×422059221² = 356267972062253682, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422059241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 459301 + ... + 460218.

It is an arithmetic number, because the mean of its divisors is an integer number (41378400).

Almost surely, 2^422059221 is an apocalyptic number.

It is an amenable number.

422059221 is a deficient number, since it is larger than the sum of its proper divisors (239995179).

422059221 is a wasteful number, since it uses less digits than its factorization.

422059221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919545 (or 919539 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 422059221 is about 20544.0799501949. The cubic root of 422059221 is about 750.1091521137.

The spelling of 422059221 in words is "four hundred twenty-two million, fifty-nine thousand, two hundred twenty-one".