422301012 has 144 divisors (see below), whose sum is σ = 1230707520. Its totient is φ = 111971328.

The previous prime is 422300959. The next prime is 422301023. The reversal of 422301012 is 210103224.

It is a junction number, because it is equal to n+sod(n) for n = 422300982 and 422301000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 829414 + ... + 829922.

It is an arithmetic number, because the mean of its divisors is an integer number (8546580).

Almost surely, 2^422301012 is an apocalyptic number.

422301012 is a gapful number since it is divisible by the number (42) 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 422301012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (615353760).

422301012 is an abundant number, since it is smaller than the sum of its proper divisors (808406508).

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

422301012 is a wasteful number, since it uses less digits than its factorization.

422301012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 422301012 is about 20549.9637955885. The cubic root of 422301012 is about 750.2523666275.

Adding to 422301012 its reverse (210103224), we get a palindrome (632404236).

The spelling of 422301012 in words is "four hundred twenty-two million, three hundred one thousand, twelve".