63880528 has 10 divisors (see below), whose sum is σ = 123768554. Its totient is φ = 31940256.

The previous prime is 63880519. The next prime is 63880541. The reversal of 63880528 is 82508836.

It can be written as a sum of positive squares in only one way, i.e., 63872064 + 8464 = 7992^2 + 92^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1996251 + ... + 1996282.

Almost surely, 2^63880528 is an apocalyptic number.

It is an amenable number.

63880528 is a deficient number, since it is larger than the sum of its proper divisors (59888026).

63880528 is a wasteful number, since it uses less digits than its factorization.

63880528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3992541 (or 3992535 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 63880528 is about 7992.5295119881. The cubic root of 63880528 is about 399.7509449612.

The spelling of 63880528 in words is "sixty-three million, eight hundred eighty thousand, five hundred twenty-eight".