422302877 has 2 divisors, whose sum is σ = 422302878. Its totient is φ = 422302876.

The previous prime is 422302847. The next prime is 422302879. The reversal of 422302877 is 778203224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 421645156 + 657721 = 20534^2 + 811^2 .

It is a cyclic number.

It is not a de Polignac number, because 422302877 - 2¹² = 422298781 is a prime.

Together with 422302879, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_22460498 and since 422302877 and 22460498 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422302879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211151438 + 211151439.

It is an arithmetic number, because the mean of its divisors is an integer number (211151439).

Almost surely, 2^422302877 is an apocalyptic number.

It is an amenable number.

422302877 is a deficient number, since it is larger than the sum of its proper divisors (1).

422302877 is an equidigital number, since it uses as much as digits as its factorization.

422302877 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 422302877 is about 20550.0091727473. The cubic root of 422302877 is about 750.2534710676.

The spelling of 422302877 in words is "four hundred twenty-two million, three hundred two thousand, eight hundred seventy-seven".