200142404 has 24 divisors (see below), whose sum is σ = 436675008. Its totient is φ = 77977440.

The previous prime is 200142401. The next prime is 200142407. The reversal of 200142404 is 404241002.

It is an interprime number because it is at equal distance from previous prime (200142401) and next prime (200142407).

It is not an unprimeable number, because it can be changed into a prime (200142401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324599 + ... + 325214.

It is an arithmetic number, because the mean of its divisors is an integer number (18194792).

Almost surely, 2^200142404 is an apocalyptic number.

It is an amenable number.

200142404 is an abundant number, since it is smaller than the sum of its proper divisors (236532604).

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

200142404 is a wasteful number, since it uses less digits than its factorization.

200142404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649835 (or 649833 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 200142404 is about 14147.1694695441. The cubic root of 200142404 is about 584.9423119875.

Adding to 200142404 its reverse (404241002), we get a palindrome (604383406).

The spelling of 200142404 in words is "two hundred million, one hundred forty-two thousand, four hundred four".