424664163 has 24 divisors (see below), whose sum is σ = 764764416. Its totient is φ = 220604400.

The previous prime is 424664161. The next prime is 424664167. The reversal of 424664163 is 361466424.

424664163 is a `hidden beast` number, since 4 + 2 + 4 + 6 + 641 + 6 + 3 = 666.

It is not a de Polignac number, because 424664163 - 2¹ = 424664161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424664161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 305703 + ... + 307088.

It is an arithmetic number, because the mean of its divisors is an integer number (31865184).

Almost surely, 2^424664163 is an apocalyptic number.

424664163 is a deficient number, since it is larger than the sum of its proper divisors (340100253).

424664163 is a wasteful number, since it uses less digits than its factorization.

424664163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612815 (or 612812 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 424664163 is about 20607.3812746792. The cubic root of 424664163 is about 751.6492081584.

The spelling of 424664163 in words is "four hundred twenty-four million, six hundred sixty-four thousand, one hundred sixty-three".