200125642 has 16 divisors (see below), whose sum is σ = 304394112. Its totient is φ = 98669200.

The previous prime is 200125621. The next prime is 200125661. The reversal of 200125642 is 246521002.

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 7 ways as a sum of consecutive naturals, for example, 51243 + ... + 55009.

It is an arithmetic number, because the mean of its divisors is an integer number (19024632).

Almost surely, 2^200125642 is an apocalyptic number.

200125642 is a deficient number, since it is larger than the sum of its proper divisors (104268470).

200125642 is a wasteful number, since it uses less digits than its factorization.

200125642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4133.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 200125642 is about 14146.5770418147. The cubic root of 200125642 is about 584.9259818202.

Adding to 200125642 its reverse (246521002), we get a palindrome (446646644).

The spelling of 200125642 in words is "two hundred million, one hundred twenty-five thousand, six hundred forty-two".