422630900 has 18 divisors (see below), whose sum is σ = 917109270. Its totient is φ = 169052320.

The previous prime is 422630893. The next prime is 422630903. The reversal of 422630900 is 9036224.

422630900 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 115820644 + 306810256 = 10762^2 + 17516^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 422630900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422630903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2113055 + ... + 2113254.

It is an arithmetic number, because the mean of its divisors is an integer number (50950515).

Almost surely, 2^422630900 is an apocalyptic number.

It is an amenable number.

422630900 is an abundant number, since it is smaller than the sum of its proper divisors (494478370).

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

422630900 is a wasteful number, since it uses less digits than its factorization.

422630900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4226323 (or 4226316 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 422630900 is about 20557.9887148524. The cubic root of 422630900 is about 750.4476734722.

The spelling of 422630900 in words is "four hundred twenty-two million, six hundred thirty thousand, nine hundred".