2279887 has 8 divisors (see below), whose sum is σ = 2473632. Its totient is φ = 2092800.

The previous prime is 2279869. The next prime is 2279897. The reversal of 2279887 is 7889722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2279887 - 2⁷ = 2279759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2279807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 939 + ... + 2332.

It is an arithmetic number, because the mean of its divisors is an integer number (309204).

2^2279887 is an apocalyptic number.

2279887 is a deficient number, since it is larger than the sum of its proper divisors (193745).

2279887 is a wasteful number, since it uses less digits than its factorization.

2279887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329.

The product of its digits is 112896, while the sum is 43.

The square root of 2279887 is about 1509.9294685514. The cubic root of 2279887 is about 131.6147128964.

The spelling of 2279887 in words is "two million, two hundred seventy-nine thousand, eight hundred eighty-seven".