2564363 has 2 divisors, whose sum is σ = 2564364. Its totient is φ = 2564362.

The previous prime is 2564347. The next prime is 2564369. The reversal of 2564363 is 3634652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2564363 - 2⁴ = 2564347 is a prime.

It is a d-powerful number, because it can be written as 2¹⁵ + 5⁹ + 6² + 4⁴ + 3⁴ + 6⁶ + 3¹² .

It is not a weakly prime, because it can be changed into another prime (2564369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282181 + 1282182.

It is an arithmetic number, because the mean of its divisors is an integer number (1282182).

2^2564363 is an apocalyptic number.

2564363 is a deficient number, since it is larger than the sum of its proper divisors (1).

2564363 is an equidigital number, since it uses as much as digits as its factorization.

2564363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 29.

The square root of 2564363 is about 1601.3628570689. The cubic root of 2564363 is about 136.8757464705.

The spelling of 2564363 in words is "two million, five hundred sixty-four thousand, three hundred sixty-three".