200134450 has 24 divisors (see below), whose sum is σ = 384261120. Its totient is φ = 77470800.

The previous prime is 200134447. The next prime is 200134457. The reversal of 200134450 is 54431002.

It is not an unprimeable number, because it can be changed into a prime (200134457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63010 + ... + 66109.

It is an arithmetic number, because the mean of its divisors is an integer number (16010880).

Almost surely, 2^200134450 is an apocalyptic number.

200134450 is a deficient number, since it is larger than the sum of its proper divisors (184126670).

200134450 is a wasteful number, since it uses less digits than its factorization.

200134450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129162 (or 129157 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 200134450 is about 14146.8883504465. Note that the first 3 decimals coincide. The cubic root of 200134450 is about 584.9345630169.

Adding to 200134450 its reverse (54431002), we get a palindrome (254565452).

The spelling of 200134450 in words is "two hundred million, one hundred thirty-four thousand, four hundred fifty".