2273287 has 8 divisors (see below), whose sum is σ = 2343600. Its totient is φ = 2204160.

The previous prime is 2273279. The next prime is 2273303. The reversal of 2273287 is 7823722.

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 2273287 - 2³ = 2273279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4839 + ... + 5287.

It is an arithmetic number, because the mean of its divisors is an integer number (292950).

2^2273287 is an apocalyptic number.

2273287 is a deficient number, since it is larger than the sum of its proper divisors (70313).

2273287 is an equidigital number, since it uses as much as digits as its factorization.

2273287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593.

The product of its digits is 9408, while the sum is 31.

The square root of 2273287 is about 1507.7423519952. The cubic root of 2273287 is about 131.4875871989.

The spelling of 2273287 in words is "two million, two hundred seventy-three thousand, two hundred eighty-seven".