2421160217 has 6 divisors (see below), whose sum is σ = 2816451738. Its totient is φ = 2075280144.

The previous prime is 2421160187. The next prime is 2421160219. The reversal of 2421160217 is 7120611242.

2421160217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2090684176 + 330476041 = 45724^2 + 18179^2 .

It is not a de Polignac number, because 2421160217 - 2¹⁴ = 2421143833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421160219) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24705668 + ... + 24705765.

It is an arithmetic number, because the mean of its divisors is an integer number (469408623).

Almost surely, 2^2421160217 is an apocalyptic number.

It is an amenable number.

2421160217 is a deficient number, since it is larger than the sum of its proper divisors (395291521).

2421160217 is an equidigital number, since it uses as much as digits as its factorization.

2421160217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49411447 (or 49411440 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 2421160217 is about 49205.2864741178. The cubic root of 2421160217 is about 1342.7892108336.

Adding to 2421160217 its reverse (7120611242), we get a palindrome (9541771459).

The spelling of 2421160217 in words is "two billion, four hundred twenty-one million, one hundred sixty thousand, two hundred seventeen".