422450544 has 80 divisors (see below), whose sum is σ = 1172924928. Its totient is φ = 130538496.

The previous prime is 422450521. The next prime is 422450563. The reversal of 422450544 is 445054224.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 50809 + ... + 58535.

Almost surely, 2^422450544 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 422450544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (586462464).

422450544 is an abundant number, since it is smaller than the sum of its proper divisors (750474384).

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

422450544 is a wasteful number, since it uses less digits than its factorization.

422450544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7822 (or 7816 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 422450544 is about 20553.6017281643. The cubic root of 422450544 is about 750.3409081298.

The spelling of 422450544 in words is "four hundred twenty-two million, four hundred fifty thousand, five hundred forty-four".