2708663 has 2 divisors, whose sum is σ = 2708664. Its totient is φ = 2708662.

The previous prime is 2708653. The next prime is 2708669. The reversal of 2708663 is 3668072.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2708663 - 2⁴ = 2708647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2708669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1354331 + 1354332.

It is an arithmetic number, because the mean of its divisors is an integer number (1354332).

2^2708663 is an apocalyptic number.

2708663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2708663 is an equidigital number, since it uses as much as digits as its factorization.

2708663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2708663 is about 1645.8016283866. The cubic root of 2708663 is about 139.3964322514.

The spelling of 2708663 in words is "two million, seven hundred eight thousand, six hundred sixty-three".