422428006 has 48 divisors (see below), whose sum is σ = 855491328. Its totient is φ = 151912800.

The previous prime is 422427997. The next prime is 422428021. The reversal of 422428006 is 600824224.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 17911 + ... + 34141.

It is an arithmetic number, because the mean of its divisors is an integer number (17822736).

Almost surely, 2^422428006 is an apocalyptic number.

422428006 is an abundant number, since it is smaller than the sum of its proper divisors (433063322).

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

422428006 is a wasteful number, since it uses less digits than its factorization.

422428006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16277 (or 16264 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 422428006 is about 20553.0534471158. The cubic root of 422428006 is about 750.3275641740.

The spelling of 422428006 in words is "four hundred twenty-two million, four hundred twenty-eight thousand, six".