8424668 has 36 divisors (see below), whose sum is σ = 17495352. Its totient is φ = 3538080.

The previous prime is 8424667. The next prime is 8424677. The reversal of 8424668 is 8664248.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8424667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9983 + ... + 10793.

It is an arithmetic number, because the mean of its divisors is an integer number (485982).

Almost surely, 2^8424668 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 8424668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8747676).

8424668 is an abundant number, since it is smaller than the sum of its proper divisors (9070684).

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

8424668 is a wasteful number, since it uses less digits than its factorization.

8424668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882 (or 873 counting only the distinct ones).

The product of its digits is 73728, while the sum is 38.

The square root of 8424668 is about 2902.5278637767. The cubic root of 8424668 is about 203.4780647133.

The spelling of 8424668 in words is "eight million, four hundred twenty-four thousand, six hundred sixty-eight".