2605946 has 16 divisors (see below), whose sum is σ = 4662144. Its totient is φ = 1068144.

The previous prime is 2605943. The next prime is 2605949. The reversal of 2605946 is 6495062.

It is an interprime number because it is at equal distance from previous prime (2605943) and next prime (2605949).

It is not an unprimeable number, because it can be changed into a prime (2605943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3725 + ... + 4368.

It is an arithmetic number, because the mean of its divisors is an integer number (291384).

2^2605946 is an apocalyptic number.

2605946 is a deficient number, since it is larger than the sum of its proper divisors (2056198).

2605946 is a wasteful number, since it uses less digits than its factorization.

2605946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8125.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 2605946 is about 1614.2942730494. The cubic root of 2605946 is about 137.6116294592.

The spelling of 2605946 in words is "two million, six hundred five thousand, nine hundred forty-six".