63672712 has 8 divisors (see below), whose sum is σ = 119386350. Its totient is φ = 31836352.

The previous prime is 63672691. The next prime is 63672727. The reversal of 63672712 is 21727636.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 46977316 + 16695396 = 6854^2 + 4086^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3979537 + ... + 3979552.

Almost surely, 2^63672712 is an apocalyptic number.

It is an amenable number.

63672712 is a deficient number, since it is larger than the sum of its proper divisors (55713638).

63672712 is a wasteful number, since it uses less digits than its factorization.

63672712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7959095 (or 7959091 counting only the distinct ones).

The product of its digits is 21168, while the sum is 34.

The square root of 63672712 is about 7979.5182811997. The cubic root of 63672712 is about 399.3169843880.

The spelling of 63672712 in words is "sixty-three million, six hundred seventy-two thousand, seven hundred twelve".