2265606 has 24 divisors (see below), whose sum is σ = 5610384. Its totient is φ = 647280.

The previous prime is 2265589. The next prime is 2265611. The reversal of 2265606 is 6065622.

2265606 is a `hidden beast` number, since 2 + 2 + 656 + 0 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2265606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8865 + ... + 9116.

It is an arithmetic number, because the mean of its divisors is an integer number (233766).

2^2265606 is an apocalyptic number.

2265606 is an abundant number, since it is smaller than the sum of its proper divisors (3344778).

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

2265606 is a wasteful number, since it uses less digits than its factorization.

2265606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17996 (or 17993 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2265606 is about 1505.1930108793. The cubic root of 2265606 is about 131.3393296640.

It can be divided in two parts, 226 and 5606, that added together give a cube (5832 = 18³).

The spelling of 2265606 in words is "two million, two hundred sixty-five thousand, six hundred six".