8981316 has 36 divisors (see below), whose sum is σ = 23692032. Its totient is φ = 2863344.

The previous prime is 8981311. The next prime is 8981317. The reversal of 8981316 is 6131898.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (8981311) 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, 4596 + ... + 6251.

It is an arithmetic number, because the mean of its divisors is an integer number (658112).

Almost surely, 2^8981316 is an apocalyptic number.

It is an amenable number.

8981316 is an abundant number, since it is smaller than the sum of its proper divisors (14710716).

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

8981316 is a wasteful number, since it uses less digits than its factorization.

8981316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10880 (or 10875 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 8981316 is about 2996.8843821542. The cubic root of 8981316 is about 207.8643407819.

The spelling of 8981316 in words is "eight million, nine hundred eighty-one thousand, three hundred sixteen".