422888000 has 56 divisors (see below), whose sum is σ = 1047301944. Its totient is φ = 169152000.

The previous prime is 422887991. The next prime is 422888009. The reversal of 422888000 is 888224.

It is an interprime number because it is at equal distance from previous prime (422887991) and next prime (422888009).

It can be written as a sum of positive squares in 4 ways, for example, as 7054336 + 415833664 = 2656^2 + 20392^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (422888009) 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, 18431 + ... + 34430.

Almost surely, 2^422888000 is an apocalyptic number.

422888000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422888000 is an abundant number, since it is smaller than the sum of its proper divisors (624413944).

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

422888000 is an equidigital number, since it uses as much as digits as its factorization.

422888000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52888 (or 52868 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 422888000 is about 20564.2408077711. The cubic root of 422888000 is about 750.5998164620.

The spelling of 422888000 in words is "four hundred twenty-two million, eight hundred eighty-eight thousand".