563909925 has 24 divisors (see below), whose sum is σ = 947622880. Its totient is φ = 295819200.

The previous prime is 563909923. The next prime is 563909999. The reversal of 563909925 is 529909365.

It is not a de Polignac number, because 563909925 - 2¹ = 563909923 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563909921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57055 + ... + 66204.

Almost surely, 2^563909925 is an apocalyptic number.

It is an amenable number.

563909925 is a deficient number, since it is larger than the sum of its proper divisors (383712955).

563909925 is a wasteful number, since it uses less digits than its factorization.

563909925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123333 (or 123328 counting only the distinct ones).

The product of its (nonzero) digits is 656100, while the sum is 48.

The square root of 563909925 is about 23746.7876774944. The cubic root of 563909925 is about 826.1709359995.

The spelling of 563909925 in words is "five hundred sixty-three million, nine hundred nine thousand, nine hundred twenty-five".