63848864 has 24 divisors (see below), whose sum is σ = 126265860. Its totient is φ = 31781376.

The previous prime is 63848857. The next prime is 63848879. The reversal of 63848864 is 46884836.

It can be written as a sum of positive squares in 2 ways, for example, as 45427600 + 18421264 = 6740^2 + 4292^2 .

It is a super-3 number, since 3×63848864³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 2972 + ... + 11684.

Almost surely, 2^63848864 is an apocalyptic number.

It is an amenable number.

63848864 is a deficient number, since it is larger than the sum of its proper divisors (62416996).

63848864 is a wasteful number, since it uses less digits than its factorization.

63848864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8952 (or 8944 counting only the distinct ones).

The product of its digits is 884736, while the sum is 47.

The square root of 63848864 is about 7990.5484167233. The cubic root of 63848864 is about 399.6848851551.

The spelling of 63848864 in words is "sixty-three million, eight hundred forty-eight thousand, eight hundred sixty-four".