63932641 has 2 divisors, whose sum is σ = 63932642. Its totient is φ = 63932640.

The previous prime is 63932623. The next prime is 63932647. The reversal of 63932641 is 14623936.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55353600 + 8579041 = 7440^2 + 2929^2 .

It is a cyclic number.

It is not a de Polignac number, because 63932641 - 2⁷ = 63932513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63932597 and 63932606.

It is not a weakly prime, because it can be changed into another prime (63932647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31966320 + 31966321.

It is an arithmetic number, because the mean of its divisors is an integer number (31966321).

Almost surely, 2^63932641 is an apocalyptic number.

It is an amenable number.

63932641 is a deficient number, since it is larger than the sum of its proper divisors (1).

63932641 is an equidigital number, since it uses as much as digits as its factorization.

63932641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 34.

The square root of 63932641 is about 7995.7889541933. The cubic root of 63932641 is about 399.8596194890.

The spelling of 63932641 in words is "sixty-three million, nine hundred thirty-two thousand, six hundred forty-one".