2564904683 has 8 divisors (see below), whose sum is σ = 2800240896. Its totient is φ = 2329929000.

The previous prime is 2564904619. The next prime is 2564904697. The reversal of 2564904683 is 3864094652.

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 2564904683 - 2⁶ = 2564904619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2564904583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75143 + ... + 103808.

It is an arithmetic number, because the mean of its divisors is an integer number (350030112).

Almost surely, 2^2564904683 is an apocalyptic number.

2564904683 is a deficient number, since it is larger than the sum of its proper divisors (235336213).

2564904683 is a wasteful number, since it uses less digits than its factorization.

2564904683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180265.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The square root of 2564904683 is about 50644.8880243604. Note that the first 3 decimals coincide. The cubic root of 2564904683 is about 1368.8538343752.

The spelling of 2564904683 in words is "two billion, five hundred sixty-four million, nine hundred four thousand, six hundred eighty-three".