422466321 has 4 divisors (see below), whose sum is σ = 563288432. Its totient is φ = 281644212.

The previous prime is 422466307. The next prime is 422466329. The reversal of 422466321 is 123664224.

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 not a de Polignac number, because 422466321 - 2¹³ = 422458129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (422466329) 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, 70411051 + ... + 70411056.

It is an arithmetic number, because the mean of its divisors is an integer number (140822108).

Almost surely, 2^422466321 is an apocalyptic number.

It is an amenable number.

422466321 is a deficient number, since it is larger than the sum of its proper divisors (140822111).

422466321 is a wasteful number, since it uses less digits than its factorization.

422466321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140822110.

The product of its digits is 13824, while the sum is 30.

The square root of 422466321 is about 20553.9855259266. The cubic root of 422466321 is about 750.3502488533.

The spelling of 422466321 in words is "four hundred twenty-two million, four hundred sixty-six thousand, three hundred twenty-one".