422972963 has 16 divisors (see below), whose sum is σ = 492349440. Its totient is φ = 355860000.

The previous prime is 422972939. The next prime is 422972981. The reversal of 422972963 is 369279224.

It is a cyclic number.

It is not a de Polignac number, because 422972963 - 2¹⁸ = 422710819 is a prime.

It is a super-2 number, since 2×422972963² = 357812254857998738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422972923) 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 15 ways as a sum of consecutive naturals, for example, 320018 + ... + 321336.

It is an arithmetic number, because the mean of its divisors is an integer number (30771840).

Almost surely, 2^422972963 is an apocalyptic number.

422972963 is a deficient number, since it is larger than the sum of its proper divisors (69376477).

422972963 is a wasteful number, since it uses less digits than its factorization.

422972963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2138.

The product of its digits is 326592, while the sum is 44.

The square root of 422972963 is about 20566.3064987372. The cubic root of 422972963 is about 750.6500811040.

The spelling of 422972963 in words is "four hundred twenty-two million, nine hundred seventy-two thousand, nine hundred sixty-three".