198461875 has 10 divisors (see below), whose sum is σ = 247998740. Its totient is φ = 158769000.

The previous prime is 198461863. The next prime is 198461909. The reversal of 198461875 is 578164891.

It is not a de Polignac number, because 198461875 - 2⁹ = 198461363 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 158145 + ... + 159394.

It is an arithmetic number, because the mean of its divisors is an integer number (24799874).

Almost surely, 2^198461875 is an apocalyptic number.

198461875 is a deficient number, since it is larger than the sum of its proper divisors (49536865).

198461875 is an frugal number, since it uses more digits than its factorization.

198461875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317559 (or 317544 counting only the distinct ones).

The product of its digits is 483840, while the sum is 49.

The square root of 198461875 is about 14087.6497330108. The cubic root of 198461875 is about 583.3005196962.

The spelling of 198461875 in words is "one hundred ninety-eight million, four hundred sixty-one thousand, eight hundred seventy-five".