200791693 has 6 divisors (see below), whose sum is σ = 203371854. Its totient is φ = 198243864.

The previous prime is 200791673. The next prime is 200791757. The reversal of 200791693 is 396197002.

It can be written as a sum of positive squares in only one way, i.e., 163788804 + 37002889 = 12798^2 + 6083^2 .

It is not a de Polignac number, because 200791693 - 2⁹ = 200791181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200791663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9846 + ... + 22327.

It is an arithmetic number, because the mean of its divisors is an integer number (33895309).

Almost surely, 2^200791693 is an apocalyptic number.

It is an amenable number.

200791693 is a deficient number, since it is larger than the sum of its proper divisors (2580161).

200791693 is an frugal number, since it uses more digits than its factorization.

200791693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32331 (or 32252 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 200791693 is about 14170.0985529389. The cubic root of 200791693 is about 585.5741731623.

The spelling of 200791693 in words is "two hundred million, seven hundred ninety-one thousand, six hundred ninety-three".