422649584 has 20 divisors (see below), whose sum is σ = 935867184. Its totient is φ = 181135488.

The previous prime is 422649583. The next prime is 422649599. The reversal of 422649584 is 485946224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422649583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1886717 + ... + 1886940.

Almost surely, 2^422649584 is an apocalyptic number.

It is an amenable number.

422649584 is an abundant number, since it is smaller than the sum of its proper divisors (513217600).

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

422649584 is a wasteful number, since it uses less digits than its factorization.

422649584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773672 (or 3773666 counting only the distinct ones).

The product of its digits is 552960, while the sum is 44.

The square root of 422649584 is about 20558.4431317160. The cubic root of 422649584 is about 750.4587321033.

The spelling of 422649584 in words is "four hundred twenty-two million, six hundred forty-nine thousand, five hundred eighty-four".