63796321 has 2 divisors, whose sum is σ = 63796322. Its totient is φ = 63796320.

The previous prime is 63796277. The next prime is 63796331. The reversal of 63796321 is 12369736.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50253921 + 13542400 = 7089^2 + 3680^2 .

It is a cyclic number.

It is not a de Polignac number, because 63796321 - 2⁷ = 63796193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63796331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31898160 + 31898161.

It is an arithmetic number, because the mean of its divisors is an integer number (31898161).

Almost surely, 2^63796321 is an apocalyptic number.

It is an amenable number.

63796321 is a deficient number, since it is larger than the sum of its proper divisors (1).

63796321 is an equidigital number, since it uses as much as digits as its factorization.

63796321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 37.

The square root of 63796321 is about 7987.2599181446. The cubic root of 63796321 is about 399.5752178099.

The spelling of 63796321 in words is "sixty-three million, seven hundred ninety-six thousand, three hundred twenty-one".