422334645 has 16 divisors (see below), whose sum is σ = 692217792. Its totient is φ = 219751040.

The previous prime is 422334643. The next prime is 422334677. The reversal of 422334645 is 546433224.

It is not a de Polignac number, because 422334645 - 2¹ = 422334643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422334643) 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, 342747 + ... + 343976.

It is an arithmetic number, because the mean of its divisors is an integer number (43263612).

Almost surely, 2^422334645 is an apocalyptic number.

It is an amenable number.

422334645 is a deficient number, since it is larger than the sum of its proper divisors (269883147).

422334645 is a wasteful number, since it uses less digits than its factorization.

422334645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686772.

The product of its digits is 69120, while the sum is 33.

The square root of 422334645 is about 20550.7821019055. The cubic root of 422334645 is about 750.2722833593.

Adding to 422334645 its reverse (546433224), we get a palindrome (968767869).

The spelling of 422334645 in words is "four hundred twenty-two million, three hundred thirty-four thousand, six hundred forty-five".