422441331 has 16 divisors (see below), whose sum is σ = 620691456. Its totient is φ = 253917216.

The previous prime is 422441329. The next prime is 422441339. The reversal of 422441331 is 133144224.

It is not a de Polignac number, because 422441331 - 2¹ = 422441329 is a prime.

It is a super-2 number, since 2×422441331² = 356913356274103122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (422441339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124275 + ... + 127628.

It is an arithmetic number, because the mean of its divisors is an integer number (38793216).

Almost surely, 2^422441331 is an apocalyptic number.

422441331 is a deficient number, since it is larger than the sum of its proper divisors (198250125).

422441331 is a wasteful number, since it uses less digits than its factorization.

422441331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251962.

The product of its digits is 2304, while the sum is 24.

The square root of 422441331 is about 20553.3776056394. The cubic root of 422441331 is about 750.3354534945.

Adding to 422441331 its reverse (133144224), we get a palindrome (555585555).

The spelling of 422441331 in words is "four hundred twenty-two million, four hundred forty-one thousand, three hundred thirty-one".