2255320 has 16 divisors (see below), whose sum is σ = 5074560. Its totient is φ = 902112.

The previous prime is 2255303. The next prime is 2255321. The reversal of 2255320 is 235522.

2255320 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28152 + ... + 28231.

It is an arithmetic number, because the mean of its divisors is an integer number (317160).

2^2255320 is an apocalyptic number.

2255320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2255320 is an abundant number, since it is smaller than the sum of its proper divisors (2819240).

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

2255320 is a wasteful number, since it uses less digits than its factorization.

2255320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56394 (or 56390 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 2255320 is about 1501.7722863337. The cubic root of 2255320 is about 131.1402650437.

The spelling of 2255320 in words is "two million, two hundred fifty-five thousand, three hundred twenty".