198464324 has 12 divisors (see below), whose sum is σ = 367742844. Its totient is φ = 93394944.

The previous prime is 198464323. The next prime is 198464327. The reversal of 198464324 is 423464891.

It can be written as a sum of positive squares in 2 ways, for example, as 137124100 + 61340224 = 11710^2 + 7832^2 .

It is not an unprimeable number, because it can be changed into a prime (198464323) 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, 1459229 + ... + 1459364.

It is an arithmetic number, because the mean of its divisors is an integer number (30645237).

Almost surely, 2^198464324 is an apocalyptic number.

It is an amenable number.

198464324 is a deficient number, since it is larger than the sum of its proper divisors (169278520).

198464324 is a wasteful number, since it uses less digits than its factorization.

198464324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2918614 (or 2918612 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The square root of 198464324 is about 14087.7366528481. The cubic root of 198464324 is about 583.3029189766.

The spelling of 198464324 in words is "one hundred ninety-eight million, four hundred sixty-four thousand, three hundred twenty-four".