422363220 has 96 divisors (see below), whose sum is σ = 1233878016. Its totient is φ = 107827200.

The previous prime is 422363171. The next prime is 422363239. The reversal of 422363220 is 22363224.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179250 + ... + 181590.

It is an arithmetic number, because the mean of its divisors is an integer number (12852896).

Almost surely, 2^422363220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422363220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (616939008).

422363220 is an abundant number, since it is smaller than the sum of its proper divisors (811514796).

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

422363220 is a wasteful number, since it uses less digits than its factorization.

422363220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481 (or 2479 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 422363220 is about 20551.4773191613. The cubic root of 422363220 is about 750.2892040226.

The spelling of 422363220 in words is "four hundred twenty-two million, three hundred sixty-three thousand, two hundred twenty".