3418661 has 2 divisors, whose sum is σ = 3418662. Its totient is φ = 3418660.

The previous prime is 3418633. The next prime is 3418669. The reversal of 3418661 is 1668143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2825761 + 592900 = 1681^2 + 770^2 .

It is a cyclic number.

It is not a de Polignac number, because 3418661 - 2¹⁴ = 3402277 is a prime.

It is a Sophie Germain prime.

It is a Chen 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 (3418669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1709330 + 1709331.

It is an arithmetic number, because the mean of its divisors is an integer number (1709331).

Almost surely, 2^3418661 is an apocalyptic number.

It is an amenable number.

3418661 is a deficient number, since it is larger than the sum of its proper divisors (1).

3418661 is an equidigital number, since it uses as much as digits as its factorization.

3418661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 29.

The square root of 3418661 is about 1848.9621413106. The cubic root of 3418661 is about 150.6440602476.

The spelling of 3418661 in words is "three million, four hundred eighteen thousand, six hundred sixty-one".