2866979 has 4 divisors (see below), whose sum is σ = 2870400. Its totient is φ = 2863560.

The previous prime is 2866961. The next prime is 2867003. The reversal of 2866979 is 9796682.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2866979 - 2¹² = 2862883 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 (2866579) 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, 497 + ... + 2445.

It is an arithmetic number, because the mean of its divisors is an integer number (717600).

2^2866979 is an apocalyptic number.

2866979 is a deficient number, since it is larger than the sum of its proper divisors (3421).

2866979 is a wasteful number, since it uses less digits than its factorization.

2866979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3420.

The product of its digits is 326592, while the sum is 47.

The square root of 2866979 is about 1693.2155798952. The cubic root of 2866979 is about 142.0609901332.

The spelling of 2866979 in words is "two million, eight hundred sixty-six thousand, nine hundred seventy-nine".