2704287 has 4 divisors (see below), whose sum is σ = 3605720. Its totient is φ = 1802856.

The previous prime is 2704283. The next prime is 2704291. The reversal of 2704287 is 7824072.

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

It is an interprime number because it is at equal distance from previous prime (2704283) and next prime (2704291).

It is not a de Polignac number, because 2704287 - 2² = 2704283 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2704283) 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, 450712 + ... + 450717.

It is an arithmetic number, because the mean of its divisors is an integer number (901430).

2^2704287 is an apocalyptic number.

2704287 is a deficient number, since it is larger than the sum of its proper divisors (901433).

2704287 is an equidigital number, since it uses as much as digits as its factorization.

2704287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901432.

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 2704287 is about 1644.4716476729. The cubic root of 2704287 is about 139.3213241534.

The spelling of 2704287 in words is "two million, seven hundred four thousand, two hundred eighty-seven".