2279567 has 2 divisors, whose sum is σ = 2279568. Its totient is φ = 2279566.

The previous prime is 2279539. The next prime is 2279569. The reversal of 2279567 is 7659722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2279567 - 2¹⁰ = 2278543 is a prime.

Together with 2279569, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2279567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2279569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1139783 + 1139784.

It is an arithmetic number, because the mean of its divisors is an integer number (1139784).

2^2279567 is an apocalyptic number.

2279567 is a deficient number, since it is larger than the sum of its proper divisors (1).

2279567 is an equidigital number, since it uses as much as digits as its factorization.

2279567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920, while the sum is 38.

The square root of 2279567 is about 1509.8234996184. The cubic root of 2279567 is about 131.6085548896.

The spelling of 2279567 in words is "two million, two hundred seventy-nine thousand, five hundred sixty-seven".