2646269 has 2 divisors, whose sum is σ = 2646270. Its totient is φ = 2646268.

The previous prime is 2646247. The next prime is 2646353. The reversal of 2646269 is 9626462.

2646269 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 can be written as a sum of positive squares in only one way, i.e., 1923769 + 722500 = 1387^2 + 850^2 .

It is a cyclic number.

It is not a de Polignac number, because 2646269 - 2⁸ = 2646013 is a prime.

It is a super-2 number, since 2×2646269² = 14005479240722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2646769) 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, 1323134 + 1323135.

It is an arithmetic number, because the mean of its divisors is an integer number (1323135).

2^2646269 is an apocalyptic number.

It is an amenable number.

2646269 is a deficient number, since it is larger than the sum of its proper divisors (1).

2646269 is an equidigital number, since it uses as much as digits as its factorization.

2646269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 35.

The square root of 2646269 is about 1626.7356884264. The cubic root of 2646269 is about 138.3177757056.

The spelling of 2646269 in words is "two million, six hundred forty-six thousand, two hundred sixty-nine".