2016241 has 4 divisors (see below), whose sum is σ = 2070772. Its totient is φ = 1961712.

The previous prime is 2016239. The next prime is 2016247. The reversal of 2016241 is 1426102.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1199025 + 817216 = 1095^2 + 904^2 .

It is a cyclic number.

It is not a de Polignac number, because 2016241 - 2¹ = 2016239 is a prime.

It is a Duffinian number.

2016241 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2016247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27210 + ... + 27283.

It is an arithmetic number, because the mean of its divisors is an integer number (517693).

2^2016241 is an apocalyptic number.

It is an amenable number.

2016241 is a deficient number, since it is larger than the sum of its proper divisors (54531).

2016241 is an equidigital number, since it uses as much as digits as its factorization.

2016241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54530.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2016241 is about 1419.9440129808. The cubic root of 2016241 is about 126.3322256238.

It can be divided in two parts, 20 and 16241, that added together give a palindrome (16261).

The spelling of 2016241 in words is "two million, sixteen thousand, two hundred forty-one".