200134404 has 36 divisors (see below), whose sum is σ = 535655484. Its totient is φ = 62787072.

The previous prime is 200134397. The next prime is 200134411. The reversal of 200134404 is 404431002.

It is an interprime number because it is at equal distance from previous prime (200134397) and next prime (200134411).

It can be written as a sum of positive squares in 2 ways, for example, as 125484804 + 74649600 = 11202^2 + 8640^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162897 + ... + 164120.

It is an arithmetic number, because the mean of its divisors is an integer number (14879319).

Almost surely, 2^200134404 is an apocalyptic number.

It is an amenable number.

200134404 is an abundant number, since it is smaller than the sum of its proper divisors (335521080).

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

200134404 is a wasteful number, since it uses less digits than its factorization.

200134404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327044 (or 327039 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 200134404 is about 14146.8867246472. The cubic root of 200134404 is about 584.9345182020.

Adding to 200134404 its reverse (404431002), we get a palindrome (604565406).

The spelling of 200134404 in words is "two hundred million, one hundred thirty-four thousand, four hundred four".