2255446 has 16 divisors (see below), whose sum is σ = 3597840. Its totient is φ = 1058400.

The previous prime is 2255437. The next prime is 2255447. The reversal of 2255446 is 6445522.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹² + 2¹⁴ + 5⁴ + 5⁹ + 4⁴ + 4⁵ + 6⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255447) 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, 1621 + ... + 2671.

It is an arithmetic number, because the mean of its divisors is an integer number (224865).

2^2255446 is an apocalyptic number.

2255446 is a deficient number, since it is larger than the sum of its proper divisors (1342394).

2255446 is a wasteful number, since it uses less digits than its factorization.

2255446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119.

The product of its digits is 9600, while the sum is 28.

The square root of 2255446 is about 1501.8142361824. The cubic root of 2255446 is about 131.1427071755.

It can be divided in two parts, 2255 and 446, that added together give a triangular number (2701 = T₇₃).

The spelling of 2255446 in words is "two million, two hundred fifty-five thousand, four hundred forty-six".