204001450 has 12 divisors (see below), whose sum is σ = 379442790. Its totient is φ = 81600560.

The previous prime is 204001433. The next prime is 204001451. The reversal of 204001450 is 54100402.

It can be written as a sum of positive squares in 3 ways, for example, as 83375161 + 120626289 = 9131^2 + 10983^2 .

It is not an unprimeable number, because it can be changed into a prime (204001451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2039965 + ... + 2040064.

Almost surely, 2^204001450 is an apocalyptic number.

204001450 is a deficient number, since it is larger than the sum of its proper divisors (175441340).

204001450 is a wasteful number, since it uses less digits than its factorization.

204001450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4080041 (or 4080036 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 204001450 is about 14282.9076171485. The cubic root of 204001450 is about 588.6779264252.

Adding to 204001450 its reverse (54100402), we get a palindrome (258101852).

The spelling of 204001450 in words is "two hundred four million, one thousand, four hundred fifty".