422822961 has 24 divisors (see below), whose sum is σ = 695238336. Its totient is φ = 245113440.

The previous prime is 422822957. The next prime is 422822971. The reversal of 422822961 is 169228224.

422822961 is a `hidden beast` number, since 422 + 8 + 229 + 6 + 1 = 666.

It is not a de Polignac number, because 422822961 - 2² = 422822957 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422822971) 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 23 ways as a sum of consecutive naturals, for example, 90570 + ... + 95123.

It is an arithmetic number, because the mean of its divisors is an integer number (28968264).

Almost surely, 2^422822961 is an apocalyptic number.

It is an amenable number.

422822961 is a deficient number, since it is larger than the sum of its proper divisors (272415375).

422822961 is a wasteful number, since it uses less digits than its factorization.

422822961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185733 (or 185730 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 422822961 is about 20562.6593854005. The cubic root of 422822961 is about 750.5613344334.

The spelling of 422822961 in words is "four hundred twenty-two million, eight hundred twenty-two thousand, nine hundred sixty-one".