201841 has 8 divisors (see below), whose sum is σ = 221184. Its totient is φ = 183360.

The previous prime is 201833. The next prime is 201847. The reversal of 201841 is 148102.

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 201841 - 2³ = 201833 is a prime.

It is a Duffinian number.

201841 is a lucky number.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (201847) 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, 336 + ... + 718.

It is an arithmetic number, because the mean of its divisors is an integer number (27648).

2²⁰¹⁸⁴¹ is an apocalyptic number.

It is an amenable number.

201841 is a deficient number, since it is larger than the sum of its proper divisors (19343).

201841 is a wasteful number, since it uses less digits than its factorization.

201841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 201841 is about 449.2671810849. The cubic root of 201841 is about 58.6592442113.

Adding to 201841 its reverse (148102), we get a palindrome (349943).

The spelling of 201841 in words is "two hundred one thousand, eight hundred forty-one".