422448481 has 16 divisors (see below), whose sum is σ = 537868800. Its totient is φ = 322717248.

The previous prime is 422448479. The next prime is 422448497. The reversal of 422448481 is 184844224.

It is not a de Polignac number, because 422448481 - 2¹ = 422448479 is a prime.

It is a super-2 number, since 2×422448481² = 356925438198414722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 422448481.

It is not an unprimeable number, because it can be changed into a prime (422448401) by changing a digit.

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, 77401 + ... + 82678.

It is an arithmetic number, because the mean of its divisors is an integer number (33616800).

Almost surely, 2^422448481 is an apocalyptic number.

It is an amenable number.

422448481 is a deficient number, since it is larger than the sum of its proper divisors (115420319).

422448481 is a wasteful number, since it uses less digits than its factorization.

422448481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160128.

The product of its digits is 65536, while the sum is 37.

The square root of 422448481 is about 20553.5515422518. The cubic root of 422448481 is about 750.3396867199.

The spelling of 422448481 in words is "four hundred twenty-two million, four hundred forty-eight thousand, four hundred eighty-one".