246641 has 2 divisors, whose sum is σ = 246642. Its totient is φ = 246640.

The previous prime is 246637. The next prime is 246643. The reversal of 246641 is 146642.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 246016 + 625 = 496^2 + 25^2 .

It is a cyclic number.

It is not a de Polignac number, because 246641 - 2² = 246637 is a prime.

Together with 246643, it forms a pair of twin primes.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 246641.

It is not a weakly prime, because it can be changed into another prime (246643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123320 + 123321.

It is an arithmetic number, because the mean of its divisors is an integer number (123321).

2²⁴⁶⁶⁴¹ is an apocalyptic number.

It is an amenable number.

246641 is a deficient number, since it is larger than the sum of its proper divisors (1).

246641 is an equidigital number, since it uses as much as digits as its factorization.

246641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 23.

The square root of 246641 is about 496.6296406780. The cubic root of 246641 is about 62.7126410534.

Subtracting from 246641 its reverse (146642), we obtain a palindrome (99999).

The spelling of 246641 in words is "two hundred forty-six thousand, six hundred forty-one".