422340064 has 12 divisors (see below), whose sum is σ = 831482064. Its totient is φ = 211170016.

The previous prime is 422340047. The next prime is 422340091. The reversal of 422340064 is 460043224.

It is a super-2 number, since 2×422340064² = 356742259319048192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6599032 + ... + 6599095.

It is an arithmetic number, because the mean of its divisors is an integer number (69290172).

Almost surely, 2^422340064 is an apocalyptic number.

It is an amenable number.

422340064 is a deficient number, since it is larger than the sum of its proper divisors (409142000).

422340064 is a wasteful number, since it uses less digits than its factorization.

422340064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13198137 (or 13198129 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 422340064 is about 20550.9139456132. The cubic root of 422340064 is about 750.2754922744.

Adding to 422340064 its reverse (460043224), we get a palindrome (882383288).

The spelling of 422340064 in words is "four hundred twenty-two million, three hundred forty thousand, sixty-four".