63460661 has 16 divisors (see below), whose sum is σ = 72854208. Its totient is φ = 54748800.

The previous prime is 63460651. The next prime is 63460693. The reversal of 63460661 is 16606436.

63460661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63460661 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63460651) 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 15 ways as a sum of consecutive naturals, for example, 14786 + ... + 18588.

It is an arithmetic number, because the mean of its divisors is an integer number (4553388).

Almost surely, 2^63460661 is an apocalyptic number.

It is an amenable number.

63460661 is a deficient number, since it is larger than the sum of its proper divisors (9393547).

63460661 is a wasteful number, since it uses less digits than its factorization.

63460661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 63460661 is about 7966.2199944516. The cubic root of 63460661 is about 398.8732059015.

The spelling of 63460661 in words is "sixty-three million, four hundred sixty thousand, six hundred sixty-one".