8668492 has 36 divisors (see below), whose sum is σ = 18041184. Its totient is φ = 3632160.

The previous prime is 8668489. The next prime is 8668501. The reversal of 8668492 is 2948668.

It is a happy number.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8742 + ... + 9682.

It is an arithmetic number, because the mean of its divisors is an integer number (501144).

Almost surely, 2^8668492 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 8668492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9020592).

8668492 is an abundant number, since it is smaller than the sum of its proper divisors (9372692).

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

8668492 is a wasteful number, since it uses less digits than its factorization.

8668492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006 (or 997 counting only the distinct ones).

The product of its digits is 165888, while the sum is 43.

The square root of 8668492 is about 2944.2302899060. The cubic root of 8668492 is about 205.4224246080.

The spelling of 8668492 in words is "eight million, six hundred sixty-eight thousand, four hundred ninety-two".