3022661 has 2 divisors, whose sum is σ = 3022662. Its totient is φ = 3022660.

The previous prime is 3022601. The next prime is 3022667. The reversal of 3022661 is 1662203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2910436 + 112225 = 1706^2 + 335^2 .

It is a cyclic number.

It is not a de Polignac number, because 3022661 - 2¹⁴ = 3006277 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3022667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1511330 + 1511331.

It is an arithmetic number, because the mean of its divisors is an integer number (1511331).

Almost surely, 2^3022661 is an apocalyptic number.

It is an amenable number.

3022661 is a deficient number, since it is larger than the sum of its proper divisors (1).

3022661 is an equidigital number, since it uses as much as digits as its factorization.

3022661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3022661 is about 1738.5801678381. The cubic root of 3022661 is about 144.5871889131.

Adding to 3022661 its reverse (1662203), we get a palindrome (4684864).

The spelling of 3022661 in words is "three million, twenty-two thousand, six hundred sixty-one".