2868253 has 4 divisors (see below), whose sum is σ = 2904640. Its totient is φ = 2831868.

The previous prime is 2868251. The next prime is 2868263. The reversal of 2868253 is 3528682.

2868253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2868253 - 2¹ = 2868251 is a prime.

It is a Duffinian number.

2868253 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2868251) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 18075 + ... + 18232.

It is an arithmetic number, because the mean of its divisors is an integer number (726160).

2^2868253 is an apocalyptic number.

It is an amenable number.

2868253 is a deficient number, since it is larger than the sum of its proper divisors (36387).

2868253 is an equidigital number, since it uses as much as digits as its factorization.

2868253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36386.

The product of its digits is 23040, while the sum is 34.

The square root of 2868253 is about 1693.5917453743. The cubic root of 2868253 is about 142.0820295735.

The spelling of 2868253 in words is "two million, eight hundred sixty-eight thousand, two hundred fifty-three".