8313816 has 128 divisors (see below), whose sum is σ = 26127360. Its totient is φ = 2150400.

The previous prime is 8313803. The next prime is 8313847. The reversal of 8313816 is 6183138.

8313816 = T₄₄₈ + T₄₄₉ + ... + T₅₁₈.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117061 + ... + 117131.

It is an arithmetic number, because the mean of its divisors is an integer number (204120).

Almost surely, 2^8313816 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 8313816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13063680).

8313816 is an abundant number, since it is smaller than the sum of its proper divisors (17813544).

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

8313816 is a wasteful number, since it uses less digits than its factorization.

8313816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 141 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 8313816 is about 2883.3688629796. The cubic root of 8313816 is about 202.5816649733.

The spelling of 8313816 in words is "eight million, three hundred thirteen thousand, eight hundred sixteen".