204416401 has 8 divisors (see below), whose sum is σ = 235167104. Its totient is φ = 174052800.

The previous prime is 204416369. The next prime is 204416417. The reversal of 204416401 is 104614402.

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 204416401 - 2⁵ = 204416369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204416501) 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 7 ways as a sum of consecutive naturals, for example, 95640 + ... + 97753.

It is an arithmetic number, because the mean of its divisors is an integer number (29395888).

Almost surely, 2^204416401 is an apocalyptic number.

It is an amenable number.

204416401 is a deficient number, since it is larger than the sum of its proper divisors (30750703).

204416401 is a wasteful number, since it uses less digits than its factorization.

204416401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193551.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 204416401 is about 14297.4263767994. The cubic root of 204416401 is about 589.0767913345.

The spelling of 204416401 in words is "two hundred four million, four hundred sixteen thousand, four hundred one".