8729476 has 48 divisors (see below), whose sum is σ = 18385920. Its totient is φ = 3548160.

The previous prime is 8729467. The next prime is 8729491. The reversal of 8729476 is 6749278.

8729476 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77196 + ... + 77308.

It is an arithmetic number, because the mean of its divisors is an integer number (383040).

Almost surely, 2^8729476 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 8729476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9192960).

8729476 is an abundant number, since it is smaller than the sum of its proper divisors (9656444).

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

8729476 is a wasteful number, since it uses less digits than its factorization.

8729476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244 (or 242 counting only the distinct ones).

The product of its digits is 169344, while the sum is 43.

The square root of 8729476 is about 2954.5686656431. The cubic root of 8729476 is about 205.9030240758.

The spelling of 8729476 in words is "eight million, seven hundred twenty-nine thousand, four hundred seventy-six".