63324493 has 2 divisors, whose sum is σ = 63324494. Its totient is φ = 63324492.

The previous prime is 63324491. The next prime is 63324517. The reversal of 63324493 is 39442336.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62773929 + 550564 = 7923^2 + 742^2 .

It is a cyclic number.

It is not a de Polignac number, because 63324493 - 2¹ = 63324491 is a prime.

Together with 63324491, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63324491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31662246 + 31662247.

It is an arithmetic number, because the mean of its divisors is an integer number (31662247).

Almost surely, 2^63324493 is an apocalyptic number.

It is an amenable number.

63324493 is a deficient number, since it is larger than the sum of its proper divisors (1).

63324493 is an equidigital number, since it uses as much as digits as its factorization.

63324493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 34.

The square root of 63324493 is about 7957.6688169338. The cubic root of 63324493 is about 398.5877132337.

The spelling of 63324493 in words is "sixty-three million, three hundred twenty-four thousand, four hundred ninety-three".