3052221 has 8 divisors (see below), whose sum is σ = 4210080. Its totient is φ = 1964592.

The previous prime is 3052213. The next prime is 3052249. The reversal of 3052221 is 1222503.

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

It is not a de Polignac number, because 3052221 - 2³ = 3052213 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3052221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3052211) 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, 17455 + ... + 17628.

It is an arithmetic number, because the mean of its divisors is an integer number (526260).

Almost surely, 2^3052221 is an apocalyptic number.

It is an amenable number.

3052221 is a deficient number, since it is larger than the sum of its proper divisors (1157859).

3052221 is a wasteful number, since it uses less digits than its factorization.

3052221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35115.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 3052221 is about 1747.0606743900. The cubic root of 3052221 is about 145.0569890930.

Adding to 3052221 its reverse (1222503), we get a palindrome (4274724).

The spelling of 3052221 in words is "three million, fifty-two thousand, two hundred twenty-one".