3597222 has 8 divisors (see below), whose sum is σ = 7194456. Its totient is φ = 1199072.

The previous prime is 3597211. The next prime is 3597227. The reversal of 3597222 is 2227953.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

3597222 is an admirable number.

It is a super-2 number, since 2×3597222² = 25880012234568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3597222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3597227) 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 3 ways as a sum of consecutive naturals, for example, 299763 + ... + 299774.

It is an arithmetic number, because the mean of its divisors is an integer number (899307).

Almost surely, 2^3597222 is an apocalyptic number.

3597222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3597222 is a wasteful number, since it uses less digits than its factorization.

3597222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599542.

The product of its digits is 7560, while the sum is 30.

The square root of 3597222 is about 1896.6343875402. The cubic root of 3597222 is about 153.2224539710. Note that the first 3 decimals are identical.

The spelling of 3597222 in words is "three million, five hundred ninety-seven thousand, two hundred twenty-two".