422428632 has 32 divisors (see below), whose sum is σ = 1062186480. Its totient is φ = 139994240.

The previous prime is 422428609. The next prime is 422428637. The reversal of 422428632 is 236824224.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 422428593 and 422428602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422428637) 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, 46719 + ... + 55022.

Almost surely, 2^422428632 is an apocalyptic number.

It is an amenable number.

422428632 is an abundant number, since it is smaller than the sum of its proper divisors (639757848).

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

422428632 is a wasteful number, since it uses less digits than its factorization.

422428632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101923 (or 101919 counting only the distinct ones).

The product of its digits is 36864, while the sum is 33.

The square root of 422428632 is about 20553.0686759909. The cubic root of 422428632 is about 750.3279348130.

The spelling of 422428632 in words is "four hundred twenty-two million, four hundred twenty-eight thousand, six hundred thirty-two".