204878094 has 16 divisors (see below), whose sum is σ = 415872768. Its totient is φ = 67273272.

The previous prime is 204878071. The next prime is 204878111. The reversal of 204878094 is 490878402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254422 + ... + 255225.

It is an arithmetic number, because the mean of its divisors is an integer number (25992048).

Almost surely, 2^204878094 is an apocalyptic number.

204878094 is an abundant number, since it is smaller than the sum of its proper divisors (210994674).

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

204878094 is a wasteful number, since it uses less digits than its factorization.

204878094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509719.

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 204878094 is about 14313.5632880146. The cubic root of 204878094 is about 589.5199523333.

The spelling of 204878094 in words is "two hundred four million, eight hundred seventy-eight thousand, ninety-four".