422944635 has 16 divisors (see below), whose sum is σ = 681880320. Its totient is φ = 223847520.

The previous prime is 422944633. The next prime is 422944661. The reversal of 422944635 is 536449224.

It is not a de Polignac number, because 422944635 - 2¹ = 422944633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422944593 and 422944602.

It is not an unprimeable number, because it can be changed into a prime (422944633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105655 + ... + 109584.

It is an arithmetic number, because the mean of its divisors is an integer number (42617520).

Almost surely, 2^422944635 is an apocalyptic number.

422944635 is a deficient number, since it is larger than the sum of its proper divisors (258935685).

422944635 is a wasteful number, since it uses less digits than its factorization.

422944635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215378.

The product of its digits is 207360, while the sum is 39.

The square root of 422944635 is about 20565.6177879489. The cubic root of 422944635 is about 750.6333228302.

The spelling of 422944635 in words is "four hundred twenty-two million, nine hundred forty-four thousand, six hundred thirty-five".