2685579 has 12 divisors (see below), whose sum is σ = 3878136. Its totient is φ = 1652352.

The previous prime is 2685577. The next prime is 2685581. The reversal of 2685579 is 9755862.

It is an interprime number because it is at equal distance from previous prime (2685577) and next prime (2685581).

It is not a de Polignac number, because 2685579 - 2¹ = 2685577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2685579.

It is not an unprimeable number, because it can be changed into a prime (2685577) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2142 + ... + 3155.

It is an arithmetic number, because the mean of its divisors is an integer number (323178).

2^2685579 is an apocalyptic number.

2685579 is a deficient number, since it is larger than the sum of its proper divisors (1192557).

2685579 is a wasteful number, since it uses less digits than its factorization.

2685579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5326 (or 5313 counting only the distinct ones).

The product of its digits is 151200, while the sum is 42.

The square root of 2685579 is about 1638.7736268320. The cubic root of 2685579 is about 138.9993099012. Note that the first 3 decimals are identical.

The spelling of 2685579 in words is "two million, six hundred eighty-five thousand, five hundred seventy-nine".