2564297 has 12 divisors (see below), whose sum is σ = 2873520. Its totient is φ = 2281536.

The previous prime is 2564279. The next prime is 2564321. The reversal of 2564297 is 7924652.

It is not a de Polignac number, because 2564297 - 2¹⁴ = 2547913 is a prime.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 2⁵ + 5 + 6⁸ + 4 + 2¹¹ + 9⁵ + 7⁷ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2564207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5258 + ... + 5724.

It is an arithmetic number, because the mean of its divisors is an integer number (239460).

2^2564297 is an apocalyptic number.

It is an amenable number.

2564297 is a deficient number, since it is larger than the sum of its proper divisors (309223).

2564297 is a wasteful number, since it uses less digits than its factorization.

2564297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520 (or 503 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

The square root of 2564297 is about 1601.3422494895. The cubic root of 2564297 is about 136.8745721858.

The spelling of 2564297 in words is "two million, five hundred sixty-four thousand, two hundred ninety-seven".