204939066 has 8 divisors (see below), whose sum is σ = 409878144. Its totient is φ = 68313020.

The previous prime is 204939061. The next prime is 204939071. The reversal of 204939066 is 660939402.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (204939061) and next prime (204939071).

It is a sphenic number, since it is the product of 3 distinct primes.

204939066 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (204939061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17078250 + ... + 17078261.

It is an arithmetic number, because the mean of its divisors is an integer number (51234768).

Almost surely, 2^204939066 is an apocalyptic number.

204939066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

204939066 is a wasteful number, since it uses less digits than its factorization.

204939066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34156516.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 204939066 is about 14315.6929975464. The cubic root of 204939066 is about 589.5784271800.

The spelling of 204939066 in words is "two hundred four million, nine hundred thirty-nine thousand, sixty-six".