563907492 has 72 divisors (see below), whose sum is σ = 1458298296. Its totient is φ = 183665664.

The previous prime is 563907433. The next prime is 563907497. The reversal of 563907492 is 294709365.

It is a happy number.

563907492 is a `hidden beast` number, since 5 + 639 + 0 + 7 + 4 + 9 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 167340096 + 396567396 = 12936^2 + 19914^2 .

It is not an unprimeable number, because it can be changed into a prime (563907497) 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, 642558 + ... + 643434.

It is an arithmetic number, because the mean of its divisors is an integer number (20254143).

Almost surely, 2^563907492 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563907492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (729149148).

563907492 is an abundant number, since it is smaller than the sum of its proper divisors (894390804).

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

563907492 is a wasteful number, since it uses less digits than its factorization.

563907492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277 (or 1272 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 563907492 is about 23746.7364494576. The cubic root of 563907492 is about 826.1697478211.

The spelling of 563907492 in words is "five hundred sixty-three million, nine hundred seven thousand, four hundred ninety-two".