422620203 has 8 divisors (see below), whose sum is σ = 567607248. Its totient is φ = 279689984.

The previous prime is 422620199. The next prime is 422620213. The reversal of 422620203 is 302026224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 422620203 - 2² = 422620199 is a prime.

It is a super-2 number, since 2×422620203² = 357215671967522418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 422620203.

It is not an unprimeable number, because it can be changed into a prime (422620213) 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 7 ways as a sum of consecutive naturals, for example, 513726 + ... + 514547.

It is an arithmetic number, because the mean of its divisors is an integer number (70950906).

Almost surely, 2^422620203 is an apocalyptic number.

422620203 is a deficient number, since it is larger than the sum of its proper divisors (144987045).

422620203 is a wasteful number, since it uses less digits than its factorization.

422620203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028413.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 422620203 is about 20557.7285467048. The cubic root of 422620203 is about 750.4413420165.

Adding to 422620203 its reverse (302026224), we get a palindrome (724646427).

The spelling of 422620203 in words is "four hundred twenty-two million, six hundred twenty thousand, two hundred three".