424956481 has 2 divisors, whose sum is σ = 424956482. Its totient is φ = 424956480.

The previous prime is 424956449. The next prime is 424956509. The reversal of 424956481 is 184659424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 385768881 + 39187600 = 19641^2 + 6260^2 .

It is a cyclic number.

It is not a de Polignac number, because 424956481 - 2⁵ = 424956449 is a prime.

It is a super-2 number, since 2×424956481² = 361176021487806722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (424956781) 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, 212478240 + 212478241.

It is an arithmetic number, because the mean of its divisors is an integer number (212478241).

Almost surely, 2^424956481 is an apocalyptic number.

It is an amenable number.

424956481 is a deficient number, since it is larger than the sum of its proper divisors (1).

424956481 is an equidigital number, since it uses as much as digits as its factorization.

424956481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 276480, while the sum is 43.

The square root of 424956481 is about 20614.4726102804. The cubic root of 424956481 is about 751.8216347618.

The spelling of 424956481 in words is "four hundred twenty-four million, nine hundred fifty-six thousand, four hundred eighty-one".