422443201 has 4 divisors (see below), whose sum is σ = 424002304. Its totient is φ = 420884100.

The previous prime is 422443181. The next prime is 422443247. The reversal of 422443201 is 102344224.

It is a happy number.

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 422443201 - 2²⁷ = 288225473 is a prime.

It is a super-3 number, since 3×422443201³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422443271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 779145 + ... + 779686.

It is an arithmetic number, because the mean of its divisors is an integer number (106000576).

Almost surely, 2^422443201 is an apocalyptic number.

It is an amenable number.

422443201 is a deficient number, since it is larger than the sum of its proper divisors (1559103).

422443201 is a wasteful number, since it uses less digits than its factorization.

422443201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559102.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 422443201 is about 20553.4230968956. The cubic root of 422443201 is about 750.3365606504.

Adding to 422443201 its reverse (102344224), we get a palindrome (524787425).

The spelling of 422443201 in words is "four hundred twenty-two million, four hundred forty-three thousand, two hundred one".