63730701 has 6 divisors (see below), whose sum is σ = 92055470. Its totient is φ = 42487128.

The previous prime is 63730691. The next prime is 63730703. The reversal of 63730701 is 10703736.

63730701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 32661225 + 31069476 = 5715^2 + 5574^2 .

It is not a de Polignac number, because 63730701 - 2⁵ = 63730669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63730703) 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 5 ways as a sum of consecutive naturals, for example, 3540586 + ... + 3540603.

Almost surely, 2^63730701 is an apocalyptic number.

It is an amenable number.

63730701 is a deficient number, since it is larger than the sum of its proper divisors (28324769).

63730701 is a wasteful number, since it uses less digits than its factorization.

63730701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7081195 (or 7081192 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 27.

The square root of 63730701 is about 7983.1510695965. The cubic root of 63730701 is about 399.4381716584.

The spelling of 63730701 in words is "sixty-three million, seven hundred thirty thousand, seven hundred one".