422323000 has 64 divisors (see below), whose sum is σ = 1078103520. Its totient is φ = 153568000.

The previous prime is 422322983. The next prime is 422323009. The reversal of 422323000 is 323224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422323009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8197 + ... + 30196.

Almost surely, 2^422323000 is an apocalyptic number.

422323000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422323000 is an abundant number, since it is smaller than the sum of its proper divisors (655780520).

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

422323000 is a wasteful number, since it uses less digits than its factorization.

422323000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38425 (or 38411 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 422323000 is about 20550.4987774020. The cubic root of 422323000 is about 750.2653875630.

Adding to 422323000 its reverse (323224), we get a palindrome (422646224).

The spelling of 422323000 in words is "four hundred twenty-two million, three hundred twenty-three thousand".