3522216 has 32 divisors (see below), whose sum is σ = 9012960. Its totient is φ = 1146432.

The previous prime is 3522209. The next prime is 3522217. The reversal of 3522216 is 6122253.

It is a junction number, because it is equal to n+sod(n) for n = 3522192 and 3522201.

It is not an unprimeable number, because it can be changed into a prime (3522217) 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 7 ways as a sum of consecutive naturals, for example, 675 + ... + 2738.

It is an arithmetic number, because the mean of its divisors is an integer number (281655).

Almost surely, 2^3522216 is an apocalyptic number.

It is an amenable number.

3522216 is an abundant number, since it is smaller than the sum of its proper divisors (5490744).

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

3522216 is a wasteful number, since it uses less digits than its factorization.

3522216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3465 (or 3461 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 3522216 is about 1876.7567769959. The cubic root of 3522216 is about 152.1500134865.

Adding to 3522216 its reverse (6122253), we get a palindrome (9644469).

The spelling of 3522216 in words is "three million, five hundred twenty-two thousand, two hundred sixteen".