63965952 has 54 divisors (see below), whose sum is σ = 184436252. Its totient is φ = 21321216.

The previous prime is 63965947. The next prime is 63965953. The reversal of 63965952 is 25956936.

63965952 is a `hidden beast` number, since 639 + 6 + 5 + 9 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 63965898 and 63965907.

It is not an unprimeable number, because it can be changed into a prime (63965953) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11578 + ... + 16185.

Almost surely, 2^63965952 is an apocalyptic number.

It is an amenable number.

63965952 is an abundant number, since it is smaller than the sum of its proper divisors (120470300).

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

63965952 is a wasteful number, since it uses less digits than its factorization.

63965952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27785 (or 27768 counting only the distinct ones).

The product of its digits is 437400, while the sum is 45.

The square root of 63965952 is about 7997.8717169007. The cubic root of 63965952 is about 399.9290540841.

The spelling of 63965952 in words is "sixty-three million, nine hundred sixty-five thousand, nine hundred fifty-two".