422552020 has 48 divisors (see below), whose sum is σ = 1018987200. Its totient is φ = 145566720.

The previous prime is 422551999. The next prime is 422552033. The reversal of 422552020 is 20255224.

It is a happy number.

422552020 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 422551982 and 422552000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46365 + ... + 54724.

It is an arithmetic number, because the mean of its divisors is an integer number (21228900).

Almost surely, 2^422552020 is an apocalyptic number.

It is an amenable number.

422552020 is an abundant number, since it is smaller than the sum of its proper divisors (596435180).

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

422552020 is a wasteful number, since it uses less digits than its factorization.

422552020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101128 (or 101126 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 422552020 is about 20556.0701497149. The cubic root of 422552020 is about 750.4009826161.

The spelling of 422552020 in words is "four hundred twenty-two million, five hundred fifty-two thousand, twenty".