422824009 has 4 divisors (see below), whose sum is σ = 425624320. Its totient is φ = 420023700.

The previous prime is 422824007. The next prime is 422824013. The reversal of 422824009 is 900428224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422824009 - 2¹ = 422824007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422824007) 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 3 ways as a sum of consecutive naturals, for example, 1399929 + ... + 1400230.

It is an arithmetic number, because the mean of its divisors is an integer number (106406080).

Almost surely, 2^422824009 is an apocalyptic number.

It is an amenable number.

422824009 is a deficient number, since it is larger than the sum of its proper divisors (2800311).

422824009 is a wasteful number, since it uses less digits than its factorization.

422824009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800310.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 422824009 is about 20562.6848684699. The cubic root of 422824009 is about 750.5619545413.

The spelling of 422824009 in words is "four hundred twenty-two million, eight hundred twenty-four thousand, nine".