8628516 has 72 divisors (see below), whose sum is σ = 23849280. Its totient is φ = 2614464.

The previous prime is 8628493. The next prime is 8628547. The reversal of 8628516 is 6158268.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48115 + ... + 48293.

It is an arithmetic number, because the mean of its divisors is an integer number (331240).

Almost surely, 2^8628516 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 8628516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11924640).

8628516 is an abundant number, since it is smaller than the sum of its proper divisors (15220764).

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

8628516 is a wasteful number, since it uses less digits than its factorization.

8628516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305 (or 300 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 8628516 is about 2937.4335737170. The cubic root of 8628516 is about 205.1061595704.

The spelling of 8628516 in words is "eight million, six hundred twenty-eight thousand, five hundred sixteen".