63433964 has 12 divisors (see below), whose sum is σ = 121101288. Its totient is φ = 28833600.

The previous prime is 63433957. The next prime is 63433969. The reversal of 63433964 is 46933436.

It is not an unprimeable number, because it can be changed into a prime (63433969) by changing a digit.

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, 720797 + ... + 720884.

It is an arithmetic number, because the mean of its divisors is an integer number (10091774).

Almost surely, 2^63433964 is an apocalyptic number.

It is an amenable number.

63433964 is a deficient number, since it is larger than the sum of its proper divisors (57667324).

63433964 is a wasteful number, since it uses less digits than its factorization.

63433964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441696 (or 1441694 counting only the distinct ones).

The product of its digits is 139968, while the sum is 38.

The square root of 63433964 is about 7964.5441803031. The cubic root of 63433964 is about 398.8172646227.

The spelling of 63433964 in words is "sixty-three million, four hundred thirty-three thousand, nine hundred sixty-four".