201849 has 8 divisors (see below), whose sum is σ = 273792. Its totient is φ = 132240.

The previous prime is 201847. The next prime is 201881. The reversal of 201849 is 948102.

201849 is nontrivially palindromic in base 12.

201849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

201849 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

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

It is not a de Polignac number, because 201849 - 2¹ = 201847 is a prime.

It is an Ulam number.

201849 is an undulating number in base 12.

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, 369 + ... + 734.

It is an arithmetic number, because the mean of its divisors is an integer number (34224).

2²⁰¹⁸⁴⁹ is an apocalyptic number.

It is an amenable number.

201849 is a deficient number, since it is larger than the sum of its proper divisors (71943).

201849 is a wasteful number, since it uses less digits than its factorization.

201849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 201849 is about 449.2760843846. The cubic root of 201849 is about 58.6600191906.

The spelling of 201849 in words is "two hundred one thousand, eight hundred forty-nine".