3036221 has 2 divisors, whose sum is σ = 3036222. Its totient is φ = 3036220.

The previous prime is 3036193. The next prime is 3036269. The reversal of 3036221 is 1226303.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3024121 + 12100 = 1739^2 + 110^2 .

It is a cyclic number.

It is not a de Polignac number, because 3036221 - 2¹⁴ = 3019837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3036221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3036281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1518110 + 1518111.

It is an arithmetic number, because the mean of its divisors is an integer number (1518111).

Almost surely, 2^3036221 is an apocalyptic number.

It is an amenable number.

3036221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3036221 is an equidigital number, since it uses as much as digits as its factorization.

3036221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3036221 is about 1742.4755378484. The cubic root of 3036221 is about 144.8030779084.

The spelling of 3036221 in words is "three million, thirty-six thousand, two hundred twenty-one".