2564383 has 4 divisors (see below), whose sum is σ = 2652840. Its totient is φ = 2475928.

The previous prime is 2564381. The next prime is 2564407. The reversal of 2564383 is 3834652.

2564383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2564383 - 2¹ = 2564381 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 5⁹ + 6⁶ + 4⁴ + 3⁶ + 8⁵ + 3⁸ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44185 + ... + 44242.

It is an arithmetic number, because the mean of its divisors is an integer number (663210).

2^2564383 is an apocalyptic number.

2564383 is a deficient number, since it is larger than the sum of its proper divisors (88457).

2564383 is an equidigital number, since it uses as much as digits as its factorization.

2564383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88456.

The product of its digits is 17280, while the sum is 31.

The square root of 2564383 is about 1601.3691017376. The cubic root of 2564383 is about 136.8761023104.

The spelling of 2564383 in words is "two million, five hundred sixty-four thousand, three hundred eighty-three".