422524481 has 2 divisors, whose sum is σ = 422524482. Its totient is φ = 422524480.

The previous prime is 422524457. The next prime is 422524499. The reversal of 422524481 is 184425224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 419430400 + 3094081 = 20480^2 + 1759^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422524481 is a prime.

It is a super-2 number, since 2×422524481² = 357053874088638722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (422524411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211262240 + 211262241.

It is an arithmetic number, because the mean of its divisors is an integer number (211262241).

Almost surely, 2^422524481 is an apocalyptic number.

It is an amenable number.

422524481 is a deficient number, since it is larger than the sum of its proper divisors (1).

422524481 is an equidigital number, since it uses as much as digits as its factorization.

422524481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20480, while the sum is 32.

The square root of 422524481 is about 20555.4002880022. The cubic root of 422524481 is about 750.3846802907.

The spelling of 422524481 in words is "four hundred twenty-two million, five hundred twenty-four thousand, four hundred eighty-one".