422830277 has 2 divisors, whose sum is σ = 422830278. Its totient is φ = 422830276.

The previous prime is 422830271. The next prime is 422830319. The reversal of 422830277 is 772038224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336135556 + 86694721 = 18334^2 + 9311^2 .

It is a cyclic number.

It is not a de Polignac number, because 422830277 - 2¹⁴ = 422813893 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422830271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211415138 + 211415139.

It is an arithmetic number, because the mean of its divisors is an integer number (211415139).

Almost surely, 2^422830277 is an apocalyptic number.

It is an amenable number.

422830277 is a deficient number, since it is larger than the sum of its proper divisors (1).

422830277 is an equidigital number, since it uses as much as digits as its factorization.

422830277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 422830277 is about 20562.8372799086. The cubic root of 422830277 is about 750.5656633335.

The spelling of 422830277 in words is "four hundred twenty-two million, eight hundred thirty thousand, two hundred seventy-seven".