2255340 has 24 divisors (see below), whose sum is σ = 6315120. Its totient is φ = 601408.

The previous prime is 2255333. The next prime is 2255381. The reversal of 2255340 is 435522.

2255340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18735 + ... + 18854.

It is an arithmetic number, because the mean of its divisors is an integer number (263130).

2^2255340 is an apocalyptic number.

2255340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2255340 is an abundant number, since it is smaller than the sum of its proper divisors (4059780).

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

2255340 is a wasteful number, since it uses less digits than its factorization.

2255340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37601 (or 37599 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 2255340 is about 1501.7789451181. The cubic root of 2255340 is about 131.1406526898.

It can be divided in two parts, 225 and 5340, that added together give a triangular number (5565 = T₁₀₅).

The spelling of 2255340 in words is "two million, two hundred fifty-five thousand, three hundred forty".