2690263 has 2 divisors, whose sum is σ = 2690264. Its totient is φ = 2690262.

The previous prime is 2690249. The next prime is 2690293. The reversal of 2690263 is 3620962.

2690263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2690263 - 2¹⁷ = 2559191 is a prime.

It is a super-3 number, since 3×2690263³ = 58412456523336064341, which contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2690293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1345131 + 1345132.

It is an arithmetic number, because the mean of its divisors is an integer number (1345132).

2^2690263 is an apocalyptic number.

2690263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2690263 is an equidigital number, since it uses as much as digits as its factorization.

2690263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 2690263 is about 1640.2021216911. The cubic root of 2690263 is about 139.0800739394.

The spelling of 2690263 in words is "two million, six hundred ninety thousand, two hundred sixty-three".