209297096 has 16 divisors (see below), whose sum is σ = 394195200. Its totient is φ = 104178384.

The previous prime is 209297083. The next prime is 209297107. The reversal of 209297096 is 690792902.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56876 + ... + 60443.

It is an arithmetic number, because the mean of its divisors is an integer number (24637200).

Almost surely, 2^209297096 is an apocalyptic number.

It is an amenable number.

209297096 is a deficient number, since it is larger than the sum of its proper divisors (184898104).

209297096 is a wasteful number, since it uses less digits than its factorization.

209297096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117548 (or 117544 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 209297096 is about 14467.1039258035. The cubic root of 209297096 is about 593.7282783411.

The spelling of 209297096 in words is "two hundred nine million, two hundred ninety-seven thousand, ninety-six".