422443704 has 32 divisors (see below), whose sum is σ = 1065985920. Its totient is φ = 139497696.

The previous prime is 422443673. The next prime is 422443709. The reversal of 422443704 is 407344224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422443709) 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 7 ways as a sum of consecutive naturals, for example, 79684 + ... + 84819.

It is an arithmetic number, because the mean of its divisors is an integer number (33312060).

Almost surely, 2^422443704 is an apocalyptic number.

It is an amenable number.

422443704 is an abundant number, since it is smaller than the sum of its proper divisors (643542216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422443704 is a wasteful number, since it uses less digits than its factorization.

422443704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164619 (or 164615 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 30.

The square root of 422443704 is about 20553.4353332965. The cubic root of 422443704 is about 750.3368584570.

Adding to 422443704 its reverse (407344224), we get a palindrome (829787928).

The spelling of 422443704 in words is "four hundred twenty-two million, four hundred forty-three thousand, seven hundred four".