424664655 has 24 divisors (see below), whose sum is σ = 684771888. Its totient is φ = 224726016.

The previous prime is 424664627. The next prime is 424664659. The reversal of 424664655 is 556466424.

It is not a de Polignac number, because 424664655 - 2⁵ = 424664623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424664659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1108594 + ... + 1108976.

It is an arithmetic number, because the mean of its divisors is an integer number (28532162).

Almost surely, 2^424664655 is an apocalyptic number.

424664655 is a deficient number, since it is larger than the sum of its proper divisors (260107233).

424664655 is an equidigital number, since it uses as much as digits as its factorization.

424664655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967 (or 584 counting only the distinct ones).

The product of its digits is 691200, while the sum is 42.

The square root of 424664655 is about 20607.3932121460. The cubic root of 424664655 is about 751.6494984359.

The spelling of 424664655 in words is "four hundred twenty-four million, six hundred sixty-four thousand, six hundred fifty-five".