63530517 has 16 divisors (see below), whose sum is σ = 88646400. Its totient is φ = 40427712.

The previous prime is 63530507. The next prime is 63530567. The reversal of 63530517 is 71503536.

63530517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63530517 - 2⁸ = 63530261 is a prime.

It is a super-2 number, since 2×63530517² = 8072253180574578, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63530507) 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 15 ways as a sum of consecutive naturals, for example, 484 + ... + 11282.

It is an arithmetic number, because the mean of its divisors is an integer number (5540400).

Almost surely, 2^63530517 is an apocalyptic number.

It is an amenable number.

63530517 is a deficient number, since it is larger than the sum of its proper divisors (25115883).

63530517 is a wasteful number, since it uses less digits than its factorization.

63530517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10892.

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 63530517 is about 7970.6033021347. The cubic root of 63530517 is about 399.0195089738.

The spelling of 63530517 in words is "sixty-three million, five hundred thirty thousand, five hundred seventeen".