2255045 has 8 divisors (see below), whose sum is σ = 2914296. Its totient is φ = 1665216.

The previous prime is 2255023. The next prime is 2255063. The reversal of 2255045 is 5405522.

It can be written as a sum of positive squares in 4 ways, for example, as 91204 + 2163841 = 302^2 + 1471^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2255045 - 2⁸ = 2254789 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2255045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17282 + ... + 17411.

It is an arithmetic number, because the mean of its divisors is an integer number (364287).

2^2255045 is an apocalyptic number.

It is an amenable number.

2255045 is a deficient number, since it is larger than the sum of its proper divisors (659251).

2255045 is a wasteful number, since it uses less digits than its factorization.

2255045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34711.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 2255045 is about 1501.6807250544. The cubic root of 2255045 is about 131.1349346784.

The spelling of 2255045 in words is "two million, two hundred fifty-five thousand, forty-five".