2265655 has 16 divisors (see below), whose sum is σ = 3271680. Its totient is φ = 1471392.

The previous prime is 2265647. The next prime is 2265671. The reversal of 2265655 is 5565622.

It is a cyclic number.

It is not a de Polignac number, because 2265655 - 2³ = 2265647 is a prime.

It is a d-powerful number, because it can be written as 2⁴ + 2⁵ + 6⁴ + 5⁶ + 6⁷ + 5⁶ + 5⁹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1039 + ... + 2368.

It is an arithmetic number, because the mean of its divisors is an integer number (204480).

2^2265655 is an apocalyptic number.

2265655 is a deficient number, since it is larger than the sum of its proper divisors (1006025).

2265655 is a wasteful number, since it uses less digits than its factorization.

2265655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3438.

The product of its digits is 18000, while the sum is 31.

The square root of 2265655 is about 1505.2092877736. The cubic root of 2265655 is about 131.3402765160.

The spelling of 2265655 in words is "two million, two hundred sixty-five thousand, six hundred fifty-five".