63125684 has 6 divisors (see below), whose sum is σ = 110469954. Its totient is φ = 31562840.

The previous prime is 63125683. The next prime is 63125717. The reversal of 63125684 is 48652136.

63125684 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., 39816100 + 23309584 = 6310^2 + 4828^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63125683) 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 as a sum of consecutive naturals, namely, 7890707 + ... + 7890714.

It is an arithmetic number, because the mean of its divisors is an integer number (18411659).

Almost surely, 2^63125684 is an apocalyptic number.

It is an amenable number.

63125684 is a deficient number, since it is larger than the sum of its proper divisors (47344270).

63125684 is a wasteful number, since it uses less digits than its factorization.

63125684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15781425 (or 15781423 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 63125684 is about 7945.1673361862. The cubic root of 63125684 is about 398.1701502223.

The spelling of 63125684 in words is "sixty-three million, one hundred twenty-five thousand, six hundred eighty-four".