2255043 has 16 divisors (see below), whose sum is σ = 3485696. Its totient is φ = 1270080.

The previous prime is 2255023. The next prime is 2255063. The reversal of 2255043 is 3405522.

It is an interprime number because it is at equal distance from previous prime (2255023) and next prime (2255063).

It is not a de Polignac number, because 2255043 - 2⁹ = 2254531 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

2255043 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2255003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 798 + ... + 2268.

It is an arithmetic number, because the mean of its divisors is an integer number (217856).

2^2255043 is an apocalyptic number.

2255043 is a deficient number, since it is larger than the sum of its proper divisors (1230653).

2255043 is a wasteful number, since it uses less digits than its factorization.

2255043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1554.

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

The square root of 2255043 is about 1501.6800591338. The cubic root of 2255043 is about 131.1348959105.

The spelling of 2255043 in words is "two million, two hundred fifty-five thousand, forty-three".