424067688 has 96 divisors (see below), whose sum is σ = 1318917600. Its totient is φ = 121737600.

The previous prime is 424067687. The next prime is 424067713. The reversal of 424067688 is 886760424.

It is not an unprimeable number, because it can be changed into a prime (424067687) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 958 + ... + 29138.

It is an arithmetic number, because the mean of its divisors is an integer number (13738725).

Almost surely, 2^424067688 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 424067688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (659458800).

424067688 is an abundant number, since it is smaller than the sum of its proper divisors (894849912).

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

424067688 is a wasteful number, since it uses less digits than its factorization.

424067688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28223 (or 28216 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The square root of 424067688 is about 20592.9038263184. The cubic root of 424067688 is about 751.2971259922.

The spelling of 424067688 in words is "four hundred twenty-four million, sixty-seven thousand, six hundred eighty-eight".