2270655 has 12 divisors (see below), whose sum is σ = 3935880. Its totient is φ = 1210992.

The previous prime is 2270641. The next prime is 2270659. The reversal of 2270655 is 5560722.

2270655 is a `hidden beast` number, since 2 + 2 + 7 + 0 + 655 = 666.

It is not a de Polignac number, because 2270655 - 2⁶ = 2270591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2270659) 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 11 ways as a sum of consecutive naturals, for example, 25185 + ... + 25274.

It is an arithmetic number, because the mean of its divisors is an integer number (327990).

2^2270655 is an apocalyptic number.

2270655 is a deficient number, since it is larger than the sum of its proper divisors (1665225).

2270655 is a wasteful number, since it uses less digits than its factorization.

2270655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50470 (or 50467 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 2270655 is about 1506.8692710385. The cubic root of 2270655 is about 131.4368223846.

The spelling of 2270655 in words is "two million, two hundred seventy thousand, six hundred fifty-five".