2445255 has 32 divisors (see below), whose sum is σ = 4435200. Its totient is φ = 1277856.

The previous prime is 2445253. The next prime is 2445259. The reversal of 2445255 is 5525442.

It is not a de Polignac number, because 2445255 - 2¹ = 2445253 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 2³ + 4⁸ + 4⁹ + 5⁷ + 2¹³ + 5⁷ + 5⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2445253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7812 + ... + 8118.

It is an arithmetic number, because the mean of its divisors is an integer number (138600).

2^2445255 is an apocalyptic number.

2445255 is a deficient number, since it is larger than the sum of its proper divisors (1989945).

2445255 is a wasteful number, since it uses less digits than its factorization.

2445255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 374 counting only the distinct ones).

The product of its digits is 8000, while the sum is 27.

The square root of 2445255 is about 1563.7311149939. The cubic root of 2445255 is about 134.7228883581.

The spelling of 2445255 in words is "two million, four hundred forty-five thousand, two hundred fifty-five".