422328928 has 48 divisors (see below), whose sum is σ = 951670944. Its totient is φ = 180725760.

The previous prime is 422328923. The next prime is 422328947. The reversal of 422328928 is 829823224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422328923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236776 + ... + 238552.

It is an arithmetic number, because the mean of its divisors is an integer number (19826478).

Almost surely, 2^422328928 is an apocalyptic number.

It is an amenable number.

422328928 is an abundant number, since it is smaller than the sum of its proper divisors (529342016).

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

422328928 is a wasteful number, since it uses less digits than its factorization.

422328928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855 (or 2847 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 422328928 is about 20550.6430069718. The cubic root of 422328928 is about 750.2688979507.

The spelling of 422328928 in words is "four hundred twenty-two million, three hundred twenty-eight thousand, nine hundred twenty-eight".