198969704 has 8 divisors (see below), whose sum is σ = 373068210. Its totient is φ = 99484848.

The previous prime is 198969703. The next prime is 198969707. The reversal of 198969704 is 407969891.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 190384804 + 8584900 = 13798^2 + 2930^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (198969703) 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 as a sum of consecutive naturals, namely, 12435599 + ... + 12435614.

Almost surely, 2^198969704 is an apocalyptic number.

It is an amenable number.

198969704 is a deficient number, since it is larger than the sum of its proper divisors (174098506).

198969704 is a wasteful number, since it uses less digits than its factorization.

198969704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24871219 (or 24871215 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 53.

The square root of 198969704 is about 14105.6621255438. The cubic root of 198969704 is about 583.7976170564.

The spelling of 198969704 in words is "one hundred ninety-eight million, nine hundred sixty-nine thousand, seven hundred four".