2605956 has 12 divisors (see below), whose sum is σ = 6080592. Its totient is φ = 868648.

The previous prime is 2605949. The next prime is 2605979. The reversal of 2605956 is 6595062.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108570 + ... + 108593.

It is an arithmetic number, because the mean of its divisors is an integer number (506716).

2^2605956 is an apocalyptic number.

It is an amenable number.

2605956 is an abundant number, since it is smaller than the sum of its proper divisors (3474636).

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

2605956 is a wasteful number, since it uses less digits than its factorization.

2605956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217170 (or 217168 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 2605956 is about 1614.2973703751. The cubic root of 2605956 is about 137.6118054816.

It can be divided in two parts, 260 and 5956, that added together give a triangular number (6216 = T₁₁₁).

The spelling of 2605956 in words is "two million, six hundred five thousand, nine hundred fifty-six".