422163480 has 128 divisors (see below), whose sum is σ = 1292267520. Its totient is φ = 110315520.

The previous prime is 422163479. The next prime is 422163491. The reversal of 422163480 is 84361224.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2210185 + ... + 2210375.

It is an arithmetic number, because the mean of its divisors is an integer number (10095840).

Almost surely, 2^422163480 is an apocalyptic number.

422163480 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 422163480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (646133760).

422163480 is an abundant number, since it is smaller than the sum of its proper divisors (870104040).

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

422163480 is a wasteful number, since it uses less digits than its factorization.

422163480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 422163480 is about 20546.6172398281. The cubic root of 422163480 is about 750.1709121602.

The spelling of 422163480 in words is "four hundred twenty-two million, one hundred sixty-three thousand, four hundred eighty".