424959808 has 112 divisors (see below), whose sum is σ = 1047682944. Its totient is φ = 166533120.

The previous prime is 424959803. The next prime is 424959851. The reversal of 424959808 is 808959424.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424959803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 762666 + ... + 763222.

It is an arithmetic number, because the mean of its divisors is an integer number (9354312).

Almost surely, 2^424959808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424959808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (523841472).

424959808 is an abundant number, since it is smaller than the sum of its proper divisors (622723136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424959808 is a wasteful number, since it uses less digits than its factorization.

424959808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720 (or 710 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

The square root of 424959808 is about 20614.5533058565. The cubic root of 424959808 is about 751.8235967698.

The spelling of 424959808 in words is "four hundred twenty-four million, nine hundred fifty-nine thousand, eight hundred eight".