204945196 has 6 divisors (see below), whose sum is σ = 358654100. Its totient is φ = 102472596.

The previous prime is 204945193. The next prime is 204945199. The reversal of 204945196 is 691549402.

It is an interprime number because it is at equal distance from previous prime (204945193) and next prime (204945199).

It is not an unprimeable number, because it can be changed into a prime (204945193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25618146 + ... + 25618153.

Almost surely, 2^204945196 is an apocalyptic number.

It is an amenable number.

204945196 is a deficient number, since it is larger than the sum of its proper divisors (153708904).

204945196 is a wasteful number, since it uses less digits than its factorization.

204945196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51236303 (or 51236301 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 204945196 is about 14315.9070966530. The cubic root of 204945196 is about 589.5843054797.

The spelling of 204945196 in words is "two hundred four million, nine hundred forty-five thousand, one hundred ninety-six".