422841331 has 16 divisors (see below), whose sum is σ = 469535328. Its totient is φ = 377568000.

The previous prime is 422841319. The next prime is 422841343. The reversal of 422841331 is 133148224.

It is an interprime number because it is at equal distance from previous prime (422841319) and next prime (422841343).

It is a cyclic number.

It is not a de Polignac number, because 422841331 - 2²¹ = 420744179 is a prime.

It is a super-2 number, since 2×422841331² = 357589582403703122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422841331.

It is not an unprimeable number, because it can be changed into a prime (422841311) 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, 221481 + ... + 223381.

It is an arithmetic number, because the mean of its divisors is an integer number (29345958).

Almost surely, 2^422841331 is an apocalyptic number.

422841331 is a deficient number, since it is larger than the sum of its proper divisors (46693997).

422841331 is a wasteful number, since it uses less digits than its factorization.

422841331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2262.

The product of its digits is 4608, while the sum is 28.

The square root of 422841331 is about 20563.1060640167. The cubic root of 422841331 is about 750.5722039251.

Adding to 422841331 its reverse (133148224), we get a palindrome (555989555).

It can be divided in two parts, 42284 and 1331, that multiplied together give a square (56280004 = 7502²).

The spelling of 422841331 in words is "four hundred twenty-two million, eight hundred forty-one thousand, three hundred thirty-one".