198673896 has 32 divisors (see below), whose sum is σ = 513813600. Its totient is φ = 63940800.

The previous prime is 198673879. The next prime is 198673897. The reversal of 198673896 is 698376891.

It is not an unprimeable number, because it can be changed into a prime (198673897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142030 + ... + 143421.

It is an arithmetic number, because the mean of its divisors is an integer number (16056675).

Almost surely, 2^198673896 is an apocalyptic number.

It is an amenable number.

198673896 is an abundant number, since it is smaller than the sum of its proper divisors (315139704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198673896 is a wasteful number, since it uses less digits than its factorization.

198673896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285489 (or 285485 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 57.

The square root of 198673896 is about 14095.1727907110. The cubic root of 198673896 is about 583.5081631796.

The spelling of 198673896 in words is "one hundred ninety-eight million, six hundred seventy-three thousand, eight hundred ninety-six".