3029221 has 8 divisors (see below), whose sum is σ = 3338720. Its totient is φ = 2730672.

The previous prime is 3029183. The next prime is 3029239. The reversal of 3029221 is 1229203.

It is a happy number.

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

It is not a de Polignac number, because 3029221 - 2¹⁵ = 2996453 is a prime.

It is a Duffinian number.

3029221 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3024221) 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, 2151 + ... + 3268.

It is an arithmetic number, because the mean of its divisors is an integer number (417340).

Almost surely, 2^3029221 is an apocalyptic number.

It is an amenable number.

3029221 is a deficient number, since it is larger than the sum of its proper divisors (309499).

3029221 is a wasteful number, since it uses less digits than its factorization.

3029221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5475.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 3029221 is about 1740.4657422656. The cubic root of 3029221 is about 144.6917112334.

The spelling of 3029221 in words is "three million, twenty-nine thousand, two hundred twenty-one".