616241 has 4 divisors (see below), whose sum is σ = 622692. Its totient is φ = 609792.

The previous prime is 616229. The next prime is 616243. The reversal of 616241 is 142616.

It is a happy number.

616241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 279841 + 336400 = 529^2 + 580^2 .

It is a cyclic number.

It is not a de Polignac number, because 616241 - 2¹⁴ = 599857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3080 + ... + 3273.

It is an arithmetic number, because the mean of its divisors is an integer number (155673).

2⁶¹⁶²⁴¹ is an apocalyptic number.

It is an amenable number.

616241 is a deficient number, since it is larger than the sum of its proper divisors (6451).

616241 is an equidigital number, since it uses as much as digits as its factorization.

616241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6450.

The product of its digits is 288, while the sum is 20.

The square root of 616241 is about 785.0101910167. The cubic root of 616241 is about 85.0975120820.

Adding to 616241 its reverse (142616), we get a palindrome (758857).

The spelling of 616241 in words is "six hundred sixteen thousand, two hundred forty-one".