200142685 has 8 divisors (see below), whose sum is σ = 245281536. Its totient is φ = 156707280.

The previous prime is 200142673. The next prime is 200142697. The reversal of 200142685 is 586241002.

It is an interprime number because it is at equal distance from previous prime (200142673) and next prime (200142697).

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

It is not a de Polignac number, because 200142685 - 2⁷ = 200142557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425601 + ... + 426070.

It is an arithmetic number, because the mean of its divisors is an integer number (30660192).

Almost surely, 2^200142685 is an apocalyptic number.

It is an amenable number.

200142685 is a deficient number, since it is larger than the sum of its proper divisors (45138851).

200142685 is an equidigital number, since it uses as much as digits as its factorization.

200142685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851723.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 200142685 is about 14147.1794008558. The cubic root of 200142685 is about 584.9425857404.

Adding to 200142685 its reverse (586241002), we get a palindrome (786383687).

The spelling of 200142685 in words is "two hundred million, one hundred forty-two thousand, six hundred eighty-five".