2679539 has 4 divisors (see below), whose sum is σ = 2693760. Its totient is φ = 2665320.

The previous prime is 2679533. The next prime is 2679541. The reversal of 2679539 is 9359762.

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 2679539 - 2⁸ = 2679283 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2679496 and 2679505.

It is not an unprimeable number, because it can be changed into a prime (2679533) 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, 6824 + ... + 7205.

It is an arithmetic number, because the mean of its divisors is an integer number (673440).

2^2679539 is an apocalyptic number.

2679539 is a deficient number, since it is larger than the sum of its proper divisors (14221).

2679539 is a wasteful number, since it uses less digits than its factorization.

2679539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14220.

The product of its digits is 102060, while the sum is 41.

The square root of 2679539 is about 1636.9297480344. The cubic root of 2679539 is about 138.8950262414.

The spelling of 2679539 in words is "two million, six hundred seventy-nine thousand, five hundred thirty-nine".