200641091 has 8 divisors (see below), whose sum is σ = 229390080. Its totient is φ = 171913608.

The previous prime is 200641087. The next prime is 200641097. The reversal of 200641091 is 190146002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200641091 - 2² = 200641087 is a prime.

It is a super-3 number, since 3×200641091³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200641097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31520 + ... + 37346.

It is an arithmetic number, because the mean of its divisors is an integer number (28673760).

Almost surely, 2^200641091 is an apocalyptic number.

200641091 is a deficient number, since it is larger than the sum of its proper divisors (28748989).

200641091 is an equidigital number, since it uses as much as digits as its factorization.

200641091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10753.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 200641091 is about 14164.7834787546. The cubic root of 200641091 is about 585.4277350007.

Adding to 200641091 its reverse (190146002), we get a palindrome (390787093).

The spelling of 200641091 in words is "two hundred million, six hundred forty-one thousand, ninety-one".