4681218 has 16 divisors (see below), whose sum is σ = 9406080. Its totient is φ = 1553136.

The previous prime is 4681211. The next prime is 4681241. The reversal of 4681218 is 8121864.

It is not an unprimeable number, because it can be changed into a prime (4681211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330 + ... + 3077.

It is an arithmetic number, because the mean of its divisors is an integer number (587880).

Almost surely, 2^4681218 is an apocalyptic number.

4681218 is an abundant number, since it is smaller than the sum of its proper divisors (4724862).

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

4681218 is a wasteful number, since it uses less digits than its factorization.

4681218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3641.

The product of its digits is 3072, while the sum is 30.

The square root of 4681218 is about 2163.6122573141. The cubic root of 4681218 is about 167.2834418260.

The spelling of 4681218 in words is "four million, six hundred eighty-one thousand, two hundred eighteen".