63934667 has 2 divisors, whose sum is σ = 63934668. Its totient is φ = 63934666.

The previous prime is 63934657. The next prime is 63934691. The reversal of 63934667 is 76643936.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63934667 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63934657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31967333 + 31967334.

It is an arithmetic number, because the mean of its divisors is an integer number (31967334).

Almost surely, 2^63934667 is an apocalyptic number.

63934667 is a deficient number, since it is larger than the sum of its proper divisors (1).

63934667 is an equidigital number, since it uses as much as digits as its factorization.

63934667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 44.

The square root of 63934667 is about 7995.9156448777. The cubic root of 63934667 is about 399.8638432419.

The spelling of 63934667 in words is "sixty-three million, nine hundred thirty-four thousand, six hundred sixty-seven".