3302221 has 8 divisors (see below), whose sum is σ = 3570840. Its totient is φ = 3035712.

The previous prime is 3302209. The next prime is 3302237. The reversal of 3302221 is 1222033.

It is a happy number.

3302221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 22500 + 3279721 = 150^2 + 1811^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3302221 - 2⁹ = 3301709 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

3302221 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3302251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4731 + ... + 5383.

It is an arithmetic number, because the mean of its divisors is an integer number (446355).

Almost surely, 2^3302221 is an apocalyptic number.

It is an amenable number.

3302221 is a deficient number, since it is larger than the sum of its proper divisors (268619).

3302221 is a wasteful number, since it uses less digits than its factorization.

3302221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 3302221 is about 1817.2014197661. The cubic root of 3302221 is about 148.9139481801.

Adding to 3302221 its reverse (1222033), we get a palindrome (4524254).

The spelling of 3302221 in words is "three million, three hundred two thousand, two hundred twenty-one".