424495872 has 108 divisors (see below), whose sum is σ = 1288476280. Its totient is φ = 134037504.

The previous prime is 424495867. The next prime is 424495873. The reversal of 424495872 is 278594424.

424495872 is a `hidden beast` number, since 4 + 24 + 49 + 587 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (424495873) 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 in 11 ways as a sum of consecutive naturals, for example, 38928 + ... + 48624.

Almost surely, 2^424495872 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 424495872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (644238140).

424495872 is an abundant number, since it is smaller than the sum of its proper divisors (863980408).

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

424495872 is a wasteful number, since it uses less digits than its factorization.

424495872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9738 (or 9721 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 424495872 is about 20603.2976001416. The cubic root of 424495872 is about 751.5499041897.

The spelling of 424495872 in words is "four hundred twenty-four million, four hundred ninety-five thousand, eight hundred seventy-two".