2866273 has 4 divisors (see below), whose sum is σ = 2965140. Its totient is φ = 2767408.

The previous prime is 2866271. The next prime is 2866277. The reversal of 2866273 is 3726682.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2140369 + 725904 = 1463^2 + 852^2 .

It is a cyclic number.

It is not a de Polignac number, because 2866273 - 2¹ = 2866271 is a prime.

It is a Duffinian number.

2866273 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2866271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49390 + ... + 49447.

It is an arithmetic number, because the mean of its divisors is an integer number (741285).

2^2866273 is an apocalyptic number.

It is an amenable number.

2866273 is a deficient number, since it is larger than the sum of its proper divisors (98867).

2866273 is an equidigital number, since it uses as much as digits as its factorization.

2866273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98866.

The product of its digits is 24192, while the sum is 34.

The square root of 2866273 is about 1693.0070879946. The cubic root of 2866273 is about 142.0493282303.

The spelling of 2866273 in words is "two million, eight hundred sixty-six thousand, two hundred seventy-three".