2685606 has 32 divisors (see below), whose sum is σ = 6697728. Its totient is φ = 697440.

The previous prime is 2685601. The next prime is 2685607. The reversal of 2685606 is 6065862.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2685601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2445 + ... + 3368.

It is an arithmetic number, because the mean of its divisors is an integer number (209304).

2^2685606 is an apocalyptic number.

2685606 is an abundant number, since it is smaller than the sum of its proper divisors (4012122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2685606 is a wasteful number, since it uses less digits than its factorization.

2685606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5836.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 2685606 is about 1638.7818646788. The cubic root of 2685606 is about 138.9997757186. Note that the first 3 decimals are identical.

The spelling of 2685606 in words is "two million, six hundred eighty-five thousand, six hundred six".