563457040 has 20 divisors (see below), whose sum is σ = 1310037804. Its totient is φ = 225382784.

The previous prime is 563457031. The next prime is 563457047. The reversal of 563457040 is 40754365.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 311028496 + 252428544 = 17636^2 + 15888^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 563456987 and 563457005.

It is not an unprimeable number, because it can be changed into a prime (563457047) 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, 3521527 + ... + 3521686.

Almost surely, 2^563457040 is an apocalyptic number.

It is an amenable number.

563457040 is an abundant number, since it is smaller than the sum of its proper divisors (746580764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563457040 is a wasteful number, since it uses less digits than its factorization.

563457040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7043226 (or 7043220 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 563457040 is about 23737.2500513434. The cubic root of 563457040 is about 825.9497064395.

The spelling of 563457040 in words is "five hundred sixty-three million, four hundred fifty-seven thousand, forty".