63198323 has 4 divisors (see below), whose sum is σ = 63248568. Its totient is φ = 63148080.

The previous prime is 63198293. The next prime is 63198329. The reversal of 63198323 is 32389136.

63198323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63198323 - 2⁶ = 63198259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63198329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23186 + ... + 25767.

It is an arithmetic number, because the mean of its divisors is an integer number (15812142).

Almost surely, 2^63198323 is an apocalyptic number.

63198323 is a deficient number, since it is larger than the sum of its proper divisors (50245).

63198323 is a wasteful number, since it uses less digits than its factorization.

63198323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50244.

The product of its digits is 23328, while the sum is 35.

The square root of 63198323 is about 7949.7372912569. The cubic root of 63198323 is about 398.3228170556.

The spelling of 63198323 in words is "sixty-three million, one hundred ninety-eight thousand, three hundred twenty-three".