2255570 has 16 divisors (see below), whose sum is σ = 4129920. Its totient is φ = 886704.

The previous prime is 2255569. The next prime is 2255573. The reversal of 2255570 is 755522.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2255573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1322 + ... + 2501.

It is an arithmetic number, because the mean of its divisors is an integer number (258120).

2^2255570 is an apocalyptic number.

2255570 is a deficient number, since it is larger than the sum of its proper divisors (1874350).

2255570 is a wasteful number, since it uses less digits than its factorization.

2255570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3889.

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 2255570 is about 1501.8555190164. The cubic root of 2255570 is about 131.1451104544.

The spelling of 2255570 in words is "two million, two hundred fifty-five thousand, five hundred seventy".