2163593 has 2 divisors, whose sum is σ = 2163594. Its totient is φ = 2163592.

The previous prime is 2163571. The next prime is 2163613. The reversal of 2163593 is 3953612.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1471369 + 692224 = 1213^2 + 832^2 .

It is a cyclic number.

It is not a de Polignac number, because 2163593 - 2¹⁰ = 2162569 is a prime.

It is a super-2 number, since 2×2163593² = 9362269339298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2163503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081796 + 1081797.

It is an arithmetic number, because the mean of its divisors is an integer number (1081797).

2^2163593 is an apocalyptic number.

It is an amenable number.

2163593 is a deficient number, since it is larger than the sum of its proper divisors (1).

2163593 is an equidigital number, since it uses as much as digits as its factorization.

2163593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 29.

The square root of 2163593 is about 1470.9157011875. The cubic root of 2163593 is about 129.3377165470.

The spelling of 2163593 in words is "two million, one hundred sixty-three thousand, five hundred ninety-three".