2856297 has 8 divisors (see below), whose sum is σ = 3939840. Its totient is φ = 1838480.

The previous prime is 2856283. The next prime is 2856349. The reversal of 2856297 is 7926582.

It is a happy number.

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 2856297 - 2¹⁰ = 2855273 is a prime.

It is a d-powerful number, because it can be written as 2¹² + 8² + 5⁹ + 6² + 2¹⁴ + 9⁵ + 7⁷ .

It is not an unprimeable number, because it can be changed into a prime (2856097) 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, 16329 + ... + 16502.

It is an arithmetic number, because the mean of its divisors is an integer number (492480).

2^2856297 is an apocalyptic number.

It is an amenable number.

2856297 is a deficient number, since it is larger than the sum of its proper divisors (1083543).

2856297 is a wasteful number, since it uses less digits than its factorization.

2856297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32863.

The product of its digits is 60480, while the sum is 39.

The square root of 2856297 is about 1690.0582830187. The cubic root of 2856297 is about 141.8843368136.

The spelling of 2856297 in words is "two million, eight hundred fifty-six thousand, two hundred ninety-seven".