6301218 has 64 divisors (see below), whose sum is σ = 16422912. Its totient is φ = 1562880.

The previous prime is 6301213. The next prime is 6301291. The reversal of 6301218 is 8121036.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6301194 and 6301203.

It is not an unprimeable number, because it can be changed into a prime (6301213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10330 + ... + 10922.

It is an arithmetic number, because the mean of its divisors is an integer number (256608).

Almost surely, 2^6301218 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6301218, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8211456).

6301218 is an abundant number, since it is smaller than the sum of its proper divisors (10121694).

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

6301218 is a wasteful number, since it uses less digits than its factorization.

6301218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 6301218 is about 2510.2226992839. Note that the first 3 decimals coincide. The cubic root of 6301218 is about 184.7033766173.

The spelling of 6301218 in words is "six million, three hundred one thousand, two hundred eighteen".