422228763 has 48 divisors (see below), whose sum is σ = 682456320. Its totient is φ = 249393600.

The previous prime is 422228761. The next prime is 422228771. The reversal of 422228763 is 367822224.

It is a happy number.

422228763 is a `hidden beast` number, since 422 + 228 + 7 + 6 + 3 = 666.

It is not a de Polignac number, because 422228763 - 2¹ = 422228761 is a prime.

It is a super-3 number, since 3×422228763³ (a number of 27 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (422228761) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 839170 + ... + 839672.

It is an arithmetic number, because the mean of its divisors is an integer number (14217840).

Almost surely, 2^422228763 is an apocalyptic number.

422228763 is a deficient number, since it is larger than the sum of its proper divisors (260227557).

422228763 is a wasteful number, since it uses less digits than its factorization.

422228763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720 (or 717 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 422228763 is about 20548.2058340868. The cubic root of 422228763 is about 750.2095787635.

The spelling of 422228763 in words is "four hundred twenty-two million, two hundred twenty-eight thousand, seven hundred sixty-three".