63896936 has 16 divisors (see below), whose sum is σ = 120017700. Its totient is φ = 31892224.

The previous prime is 63896929. The next prime is 63896971. The reversal of 63896936 is 63969836.

It can be written as a sum of positive squares in 2 ways, for example, as 62884900 + 1012036 = 7930^2 + 1006^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1991 + ... + 11478.

Almost surely, 2^63896936 is an apocalyptic number.

It is an amenable number.

63896936 is a deficient number, since it is larger than the sum of its proper divisors (56120764).

63896936 is a wasteful number, since it uses less digits than its factorization.

63896936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14068 (or 14064 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 50.

The square root of 63896936 is about 7993.5559046022. Note that the first 3 decimals coincide. The cubic root of 63896936 is about 399.7851679720.

Subtracting 63896936 from its reverse (63969836), we obtain a square (72900 = 270²).

The spelling of 63896936 in words is "sixty-three million, eight hundred ninety-six thousand, nine hundred thirty-six".