2290879 has 4 divisors (see below), whose sum is σ = 2301376. Its totient is φ = 2280384.

The previous prime is 2290861. The next prime is 2290889. The reversal of 2290879 is 9780922.

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 2290879 - 2⁷ = 2290751 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 (2290829) 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, 4914 + ... + 5359.

It is an arithmetic number, because the mean of its divisors is an integer number (575344).

2^2290879 is an apocalyptic number.

2290879 is a deficient number, since it is larger than the sum of its proper divisors (10497).

2290879 is a wasteful number, since it uses less digits than its factorization.

2290879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10496.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 2290879 is about 1513.5649969526. The cubic root of 2290879 is about 131.8258915103.

The spelling of 2290879 in words is "two million, two hundred ninety thousand, eight hundred seventy-nine".