3562218 has 40 divisors (see below), whose sum is σ = 8712000. Its totient is φ = 1078920.

The previous prime is 3562211. The next prime is 3562219. The reversal of 3562218 is 8122653.

3562218 is a `hidden beast` number, since 35 + 622 + 1 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3562191 and 3562200.

It is not an unprimeable number, because it can be changed into a prime (3562211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 783 + ... + 2781.

It is an arithmetic number, because the mean of its divisors is an integer number (217800).

Almost surely, 2^3562218 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3562218, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4356000).

3562218 is an abundant number, since it is smaller than the sum of its proper divisors (5149782).

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

3562218 is a wasteful number, since it uses less digits than its factorization.

3562218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2024 (or 2015 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 3562218 is about 1887.3839037143. The cubic root of 3562218 is about 152.7238386287.

The spelling of 3562218 in words is "three million, five hundred sixty-two thousand, two hundred eighteen".