2277879 has 4 divisors (see below), whose sum is σ = 3037176. Its totient is φ = 1518584.

The previous prime is 2277871. The next prime is 2277883. The reversal of 2277879 is 9787722.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2277879 - 2³ = 2277871 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 2277879.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2277871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379644 + ... + 379649.

It is an arithmetic number, because the mean of its divisors is an integer number (759294).

2^2277879 is an apocalyptic number.

2277879 is a deficient number, since it is larger than the sum of its proper divisors (759297).

2277879 is an equidigital number, since it uses as much as digits as its factorization.

2277879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759296.

The product of its digits is 98784, while the sum is 42.

The square root of 2277879 is about 1509.2643903571. The cubic root of 2277879 is about 131.5760618623.

The spelling of 2277879 in words is "two million, two hundred seventy-seven thousand, eight hundred seventy-nine".