63530757 has 16 divisors (see below), whose sum is σ = 94262080. Its totient is φ = 42289776.

The previous prime is 63530743. The next prime is 63530821. The reversal of 63530757 is 75703536.

63530757 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 63530757 - 2⁷ = 63530629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63530057) 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, 22338 + ... + 25020.

It is an arithmetic number, because the mean of its divisors is an integer number (5891380).

Almost surely, 2^63530757 is an apocalyptic number.

It is an amenable number.

63530757 is a deficient number, since it is larger than the sum of its proper divisors (30731323).

63530757 is a wasteful number, since it uses less digits than its factorization.

63530757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3569 (or 3563 counting only the distinct ones).

The product of its (nonzero) digits is 66150, while the sum is 36.

The square root of 63530757 is about 7970.6183574425. The cubic root of 63530757 is about 399.0200114334.

The spelling of 63530757 in words is "sixty-three million, five hundred thirty thousand, seven hundred fifty-seven".