8632668 has 48 divisors (see below), whose sum is σ = 23272704. Its totient is φ = 2461440.

The previous prime is 8632667. The next prime is 8632699. The reversal of 8632668 is 8662368.

8632668 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8632661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321 + ... + 4167.

It is an arithmetic number, because the mean of its divisors is an integer number (484848).

Almost surely, 2^8632668 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 8632668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11636352).

8632668 is an abundant number, since it is smaller than the sum of its proper divisors (14640036).

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

8632668 is a wasteful number, since it uses less digits than its factorization.

8632668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3882 (or 3880 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 8632668 is about 2938.1402281035. The cubic root of 8632668 is about 205.1390529910.

The spelling of 8632668 in words is "eight million, six hundred thirty-two thousand, six hundred sixty-eight".