2655222 has 8 divisors (see below), whose sum is σ = 5310456. Its totient is φ = 885072.

The previous prime is 2655221. The next prime is 2655241. The reversal of 2655222 is 2225562.

2655222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

2655222 is an admirable number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2655192 and 2655201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2655221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221263 + ... + 221274.

It is an arithmetic number, because the mean of its divisors is an integer number (663807).

2^2655222 is an apocalyptic number.

2655222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2655222 is a wasteful number, since it uses less digits than its factorization.

2655222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442542.

The product of its digits is 2400, while the sum is 24.

The square root of 2655222 is about 1629.4851947778. The cubic root of 2655222 is about 138.4735881726.

The spelling of 2655222 in words is "two million, six hundred fifty-five thousand, two hundred twenty-two".