200131418 has 8 divisors (see below), whose sum is σ = 313249248. Its totient is φ = 95715004.

The previous prime is 200131403. The next prime is 200131457. The reversal of 200131418 is 814131002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 200131418.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2175296 + ... + 2175387.

It is an arithmetic number, because the mean of its divisors is an integer number (39156156).

Almost surely, 2^200131418 is an apocalyptic number.

200131418 is a deficient number, since it is larger than the sum of its proper divisors (113117830).

200131418 is a wasteful number, since it uses less digits than its factorization.

200131418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4350708.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 200131418 is about 14146.7811886662. The cubic root of 200131418 is about 584.9316091184.

The spelling of 200131418 in words is "two hundred million, one hundred thirty-one thousand, four hundred eighteen".