2279239 has 2 divisors, whose sum is σ = 2279240. Its totient is φ = 2279238.

The previous prime is 2279161. The next prime is 2279243. The reversal of 2279239 is 9329722.

2279239 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 2279239 - 2¹⁵ = 2246471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2279339) 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, 1139619 + 1139620.

It is an arithmetic number, because the mean of its divisors is an integer number (1139620).

2^2279239 is an apocalyptic number.

2279239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2279239 is an equidigital number, since it uses as much as digits as its factorization.

2279239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 34.

The square root of 2279239 is about 1509.7148737427. The cubic root of 2279239 is about 131.6022423345.

It can be divided in two parts, 22792 and 39, that multiplied together give a palindrome (888888).

The spelling of 2279239 in words is "two million, two hundred seventy-nine thousand, two hundred thirty-nine".