2306641 has 2 divisors, whose sum is σ = 2306642. Its totient is φ = 2306640.

The previous prime is 2306639. The next prime is 2306651. The reversal of 2306641 is 1466032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2265025 + 41616 = 1505^2 + 204^2 .

It is a cyclic number.

It is not a de Polignac number, because 2306641 - 2¹ = 2306639 is a prime.

Together with 2306639, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2306621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1153320 + 1153321.

It is an arithmetic number, because the mean of its divisors is an integer number (1153321).

2^2306641 is an apocalyptic number.

It is an amenable number.

2306641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2306641 is an equidigital number, since it uses as much as digits as its factorization.

2306641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2306641 is about 1518.7629834836. The cubic root of 2306641 is about 132.1275359050.

The spelling of 2306641 in words is "two million, three hundred six thousand, six hundred forty-one".