422683487 has 2 divisors, whose sum is σ = 422683488. Its totient is φ = 422683486.

The previous prime is 422683483. The next prime is 422683501. The reversal of 422683487 is 784386224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422683487 - 2² = 422683483 is a prime.

It is a super-2 number, since 2×422683487² = 357322660364958338, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422683483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211341743 + 211341744.

It is an arithmetic number, because the mean of its divisors is an integer number (211341744).

Almost surely, 2^422683487 is an apocalyptic number.

422683487 is a deficient number, since it is larger than the sum of its proper divisors (1).

422683487 is an equidigital number, since it uses as much as digits as its factorization.

422683487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 516096, while the sum is 44.

The square root of 422683487 is about 20559.2676669185. The cubic root of 422683487 is about 750.4787976794.

The spelling of 422683487 in words is "four hundred twenty-two million, six hundred eighty-three thousand, four hundred eighty-seven".