3802218 has 16 divisors (see below), whose sum is σ = 8690880. Its totient is φ = 1086336.

The previous prime is 3802213. The next prime is 3802229. The reversal of 3802218 is 8122083.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3802213) 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, 45223 + ... + 45306.

It is an arithmetic number, because the mean of its divisors is an integer number (543180).

Almost surely, 2^3802218 is an apocalyptic number.

3802218 is an abundant number, since it is smaller than the sum of its proper divisors (4888662).

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

3802218 is a wasteful number, since it uses less digits than its factorization.

3802218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90541.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 3802218 is about 1949.9276909670. The cubic root of 3802218 is about 156.0794302927.

The spelling of 3802218 in words is "three million, eight hundred two thousand, two hundred eighteen".