204900077 has 8 divisors (see below), whose sum is σ = 215372736. Its totient is φ = 194557792.

The previous prime is 204900071. The next prime is 204900127. The reversal of 204900077 is 770009402.

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

It is a cyclic number.

It is not a de Polignac number, because 204900077 - 2⁴ = 204900061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204900071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29363 + ... + 35664.

It is an arithmetic number, because the mean of its divisors is an integer number (26921592).

Almost surely, 2^204900077 is an apocalyptic number.

It is an amenable number.

204900077 is a deficient number, since it is larger than the sum of its proper divisors (10472659).

204900077 is a wasteful number, since it uses less digits than its factorization.

204900077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65187.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 204900077 is about 14314.3311754339. The cubic root of 204900077 is about 589.5410363405.

Adding to 204900077 its reverse (770009402), we get a palindrome (974909479).

The spelling of 204900077 in words is "two hundred four million, nine hundred thousand, seventy-seven".