200681935 has 4 divisors (see below), whose sum is σ = 240818328. Its totient is φ = 160545544.

The previous prime is 200681927. The next prime is 200681939. The reversal of 200681935 is 539186002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200681935 - 2³ = 200681927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200681935.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200681939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20068189 + ... + 20068198.

It is an arithmetic number, because the mean of its divisors is an integer number (60204582).

Almost surely, 2^200681935 is an apocalyptic number.

200681935 is a deficient number, since it is larger than the sum of its proper divisors (40136393).

200681935 is an equidigital number, since it uses as much as digits as its factorization.

200681935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40136392.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 200681935 is about 14166.2251499826. The cubic root of 200681935 is about 585.4674569871.

The spelling of 200681935 in words is "two hundred million, six hundred eighty-one thousand, nine hundred thirty-five".