422889424 has 40 divisors (see below), whose sum is σ = 832946688. Its totient is φ = 207964800.

The previous prime is 422889367. The next prime is 422889427. The reversal of 422889424 is 424988224.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422889427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269089 + ... + 270655.

Almost surely, 2^422889424 is an apocalyptic number.

It is an amenable number.

422889424 is a deficient number, since it is larger than the sum of its proper divisors (410057264).

422889424 is a wasteful number, since it uses less digits than its factorization.

422889424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843 (or 1837 counting only the distinct ones).

The product of its digits is 294912, while the sum is 43.

The square root of 422889424 is about 20564.2754309506. The cubic root of 422889424 is about 750.6006589648.

The spelling of 422889424 in words is "four hundred twenty-two million, eight hundred eighty-nine thousand, four hundred twenty-four".