63860768 has 12 divisors (see below), whose sum is σ = 125725950. Its totient is φ = 31930368.

The previous prime is 63860761. The next prime is 63860777. The reversal of 63860768 is 86706836.

It can be written as a sum of positive squares in only one way, i.e., 50523664 + 13337104 = 7108^2 + 3652^2 .

It is not an unprimeable number, because it can be changed into a prime (63860761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 997793 + ... + 997856.

Almost surely, 2^63860768 is an apocalyptic number.

It is an amenable number.

63860768 is a deficient number, since it is larger than the sum of its proper divisors (61865182).

63860768 is a wasteful number, since it uses less digits than its factorization.

63860768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995659 (or 1995651 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 63860768 is about 7991.2932620446. The cubic root of 63860768 is about 399.7097227321.

The spelling of 63860768 in words is "sixty-three million, eight hundred sixty thousand, seven hundred sixty-eight".