63946764 has 54 divisors (see below), whose sum is σ = 188039124. Its totient is φ = 18270000.

The previous prime is 63946721. The next prime is 63946781. The reversal of 63946764 is 46764936.

63946764 is a `hidden beast` number, since 639 + 4 + 6 + 7 + 6 + 4 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16362 + ... + 19889.

It is an arithmetic number, because the mean of its divisors is an integer number (3482206).

Almost surely, 2^63946764 is an apocalyptic number.

It is an amenable number.

63946764 is an abundant number, since it is smaller than the sum of its proper divisors (124092360).

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

63946764 is a wasteful number, since it uses less digits than its factorization.

63946764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36275 (or 36263 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 63946764 is about 7996.6720578000. The cubic root of 63946764 is about 399.8890609008.

The spelling of 63946764 in words is "sixty-three million, nine hundred forty-six thousand, seven hundred sixty-four".