204867950 has 24 divisors (see below), whose sum is σ = 435491472. Its totient is φ = 70240320.

The previous prime is 204867917. The next prime is 204867959. The reversal of 204867950 is 59768402.

It is a junction number, because it is equal to n+sod(n) for n = 204867898 and 204867907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204867959) 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 in 11 ways as a sum of consecutive naturals, for example, 292319 + ... + 293018.

It is an arithmetic number, because the mean of its divisors is an integer number (18145478).

Almost surely, 2^204867950 is an apocalyptic number.

204867950 is an abundant number, since it is smaller than the sum of its proper divisors (230623522).

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

204867950 is a wasteful number, since it uses less digits than its factorization.

204867950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585356 (or 585351 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 204867950 is about 14313.2089344074. The cubic root of 204867950 is about 589.5102226627.

The spelling of 204867950 in words is "two hundred four million, eight hundred sixty-seven thousand, nine hundred fifty".