422430000 has 100 divisors (see below), whose sum is σ = 1363757208. Its totient is φ = 112640000.

The previous prime is 422429971. The next prime is 422430061. The reversal of 422430000 is 34224.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22960 + ... + 37040.

Almost surely, 2^422430000 is an apocalyptic number.

422430000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422430000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (681878604).

422430000 is an abundant number, since it is smaller than the sum of its proper divisors (941327208).

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

422430000 is a wasteful number, since it uses less digits than its factorization.

422430000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14112 (or 14091 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 422430000 is about 20553.1019556660. The cubic root of 422430000 is about 750.3287447703.

Adding to 422430000 its reverse (34224), we get a palindrome (422464224).

The spelling of 422430000 in words is "four hundred twenty-two million, four hundred thirty thousand".