424644463 has 4 divisors (see below), whose sum is σ = 426657208. Its totient is φ = 422631720.

The previous prime is 424644457. The next prime is 424644497. The reversal of 424644463 is 364446424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424644463 - 2¹⁷ = 424513391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424644763) 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 3 ways as a sum of consecutive naturals, for example, 1006056 + ... + 1006477.

It is an arithmetic number, because the mean of its divisors is an integer number (106664302).

Almost surely, 2^424644463 is an apocalyptic number.

424644463 is a deficient number, since it is larger than the sum of its proper divisors (2012745).

424644463 is a wasteful number, since it uses less digits than its factorization.

424644463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012744.

The product of its digits is 221184, while the sum is 37.

The square root of 424644463 is about 20606.9032850644. The cubic root of 424644463 is about 751.6375850771.

The spelling of 424644463 in words is "four hundred twenty-four million, six hundred forty-four thousand, four hundred sixty-three".