63671064 has 16 divisors (see below), whose sum is σ = 159177720. Its totient is φ = 21223680.

The previous prime is 63671063. The next prime is 63671081. The reversal of 63671064 is 46017636.

63671064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63671063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1326457 + ... + 1326504.

Almost surely, 2^63671064 is an apocalyptic number.

It is an amenable number.

63671064 is an abundant number, since it is smaller than the sum of its proper divisors (95506656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63671064 is a wasteful number, since it uses less digits than its factorization.

63671064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2652970 (or 2652966 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 63671064 is about 7979.4150161525. The cubic root of 63671064 is about 399.3135392697.

The spelling of 63671064 in words is "sixty-three million, six hundred seventy-one thousand, sixty-four".