198463573 has 32 divisors (see below), whose sum is σ = 263577600. Its totient is φ = 147858480.

The previous prime is 198463571. The next prime is 198463609. The reversal of 198463573 is 375364891.

It is not a de Polignac number, because 198463573 - 2¹ = 198463571 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198463571) 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 31 ways as a sum of consecutive naturals, for example, 85636 + ... + 87922.

It is an arithmetic number, because the mean of its divisors is an integer number (8236800).

Almost surely, 2^198463573 is an apocalyptic number.

It is an amenable number.

198463573 is a deficient number, since it is larger than the sum of its proper divisors (65114027).

198463573 is a wasteful number, since it uses less digits than its factorization.

198463573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342 (or 2328 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 198463573 is about 14087.7099984348. The cubic root of 198463573 is about 583.3021832255.

The spelling of 198463573 in words is "one hundred ninety-eight million, four hundred sixty-three thousand, five hundred seventy-three".