25764803 has 2 divisors, whose sum is σ = 25764804. Its totient is φ = 25764802.

The previous prime is 25764773. The next prime is 25764811. The reversal of 25764803 is 30846752.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25764803 - 2¹⁰ = 25763779 is a prime.

It is not a weakly prime, because it can be changed into another prime (25764833) 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 as a sum of consecutive naturals, namely, 12882401 + 12882402.

It is an arithmetic number, because the mean of its divisors is an integer number (12882402).

Almost surely, 2^25764803 is an apocalyptic number.

25764803 is a deficient number, since it is larger than the sum of its proper divisors (1).

25764803 is an equidigital number, since it uses as much as digits as its factorization.

25764803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 25764803 is about 5075.9041559115. The cubic root of 25764803 is about 295.3536045151.

The spelling of 25764803 in words is "twenty-five million, seven hundred sixty-four thousand, eight hundred three".