422443315 has 16 divisors (see below), whose sum is σ = 580066560. Its totient is φ = 289317600.

The previous prime is 422443303. The next prime is 422443327. The reversal of 422443315 is 513344224.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (422443303) and next prime (422443327).

It is not a de Polignac number, because 422443315 - 2¹⁷ = 422312243 is a prime.

It is an unprimeable number.

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, 23040 + ... + 37090.

It is an arithmetic number, because the mean of its divisors is an integer number (36254160).

Almost surely, 2^422443315 is an apocalyptic number.

422443315 is a deficient number, since it is larger than the sum of its proper divisors (157623245).

422443315 is a wasteful number, since it uses less digits than its factorization.

422443315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14922.

The product of its digits is 11520, while the sum is 28.

The square root of 422443315 is about 20553.4258701561. The cubic root of 422443315 is about 750.3366281453.

Adding to 422443315 its reverse (513344224), we get a palindrome (935787539).

Subtracting 422443315 from its reverse (513344224), we obtain a palindrome (90900909).

The spelling of 422443315 in words is "four hundred twenty-two million, four hundred forty-three thousand, three hundred fifteen".