2263739 has 2 divisors, whose sum is σ = 2263740. Its totient is φ = 2263738.

The previous prime is 2263721. The next prime is 2263741. The reversal of 2263739 is 9373622.

It is a happy number.

2263739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2263739 - 2⁸ = 2263483 is a prime.

Together with 2263741, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (2263759) 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, 1131869 + 1131870.

It is an arithmetic number, because the mean of its divisors is an integer number (1131870).

2^2263739 is an apocalyptic number.

2263739 is a deficient number, since it is larger than the sum of its proper divisors (1).

2263739 is an equidigital number, since it uses as much as digits as its factorization.

2263739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 32.

The square root of 2263739 is about 1504.5726968146. The cubic root of 2263739 is about 131.3032424956.

The spelling of 2263739 in words is "two million, two hundred sixty-three thousand, seven hundred thirty-nine".