8340318 has 48 divisors (see below), whose sum is σ = 21222240. Its totient is φ = 2317248.

The previous prime is 8340317. The next prime is 8340337. The reversal of 8340318 is 8130438.

8340318 is a `hidden beast` number, since 8 + 340 + 318 = 666.

It is a super-2 number, since 2×8340318² = 139121808682248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8340291 and 8340300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8340317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3768 + ... + 5556.

It is an arithmetic number, because the mean of its divisors is an integer number (442130).

Almost surely, 2^8340318 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8340318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10611120).

8340318 is an abundant number, since it is smaller than the sum of its proper divisors (12881922).

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

8340318 is a wasteful number, since it uses less digits than its factorization.

8340318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841 (or 1838 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 8340318 is about 2887.9608723111. The cubic root of 8340318 is about 202.7966935726.

It can be divided in two parts, 83 and 40318, that added together give a square (40401 = 201²).

The spelling of 8340318 in words is "eight million, three hundred forty thousand, three hundred eighteen".