63304563 has 16 divisors (see below), whose sum is σ = 96782336. Its totient is φ = 36054720.

The previous prime is 63304559. The next prime is 63304567. The reversal of 63304563 is 36540336.

It is an interprime number because it is at equal distance from previous prime (63304559) and next prime (63304567).

It is not a de Polignac number, because 63304563 - 2² = 63304559 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63304563.

It is not an unprimeable number, because it can be changed into a prime (63304567) 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 15 ways as a sum of consecutive naturals, for example, 1758 + ... + 11388.

It is an arithmetic number, because the mean of its divisors is an integer number (6048896).

Almost surely, 2^63304563 is an apocalyptic number.

63304563 is a deficient number, since it is larger than the sum of its proper divisors (33477773).

63304563 is a wasteful number, since it uses less digits than its factorization.

63304563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9954.

The product of its (nonzero) digits is 19440, while the sum is 30.

The square root of 63304563 is about 7956.4164672295. The cubic root of 63304563 is about 398.5458932560.

Adding to 63304563 its reverse (36540336), we get a palindrome (99844899).

The spelling of 63304563 in words is "sixty-three million, three hundred four thousand, five hundred sixty-three".