63930733 has 2 divisors, whose sum is σ = 63930734. Its totient is φ = 63930732.

The previous prime is 63930721. The next prime is 63930739. The reversal of 63930733 is 33703936.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63393444 + 537289 = 7962^2 + 733^2 .

It is a cyclic number.

It is not a de Polignac number, because 63930733 - 2⁵ = 63930701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63930739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31965366 + 31965367.

It is an arithmetic number, because the mean of its divisors is an integer number (31965367).

Almost surely, 2^63930733 is an apocalyptic number.

It is an amenable number.

63930733 is a deficient number, since it is larger than the sum of its proper divisors (1).

63930733 is an equidigital number, since it uses as much as digits as its factorization.

63930733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30618, while the sum is 34.

The square root of 63930733 is about 7995.6696404992. The cubic root of 63930733 is about 399.8556416579.

The spelling of 63930733 in words is "sixty-three million, nine hundred thirty thousand, seven hundred thirty-three".