422377 has 2 divisors, whose sum is σ = 422378. Its totient is φ = 422376.

The previous prime is 422369. The next prime is 422393. The reversal of 422377 is 773224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 331776 + 90601 = 576^2 + 301^2 .

It is a cyclic number.

It is not a de Polignac number, because 422377 - 2³ = 422369 is a prime.

422377 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (422077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211188 + 211189.

It is an arithmetic number, because the mean of its divisors is an integer number (211189).

2⁴²²³⁷⁷ is an apocalyptic number.

It is an amenable number.

422377 is a deficient number, since it is larger than the sum of its proper divisors (1).

422377 is an equidigital number, since it uses as much as digits as its factorization.

422377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2352, while the sum is 25.

The square root of 422377 is about 649.9053777282. The cubic root of 422377 is about 75.0297363566.

The spelling of 422377 in words is "four hundred twenty-two thousand, three hundred seventy-seven", and thus it is an iban number.