2443361 has 2 divisors, whose sum is σ = 2443362. Its totient is φ = 2443360.

The previous prime is 2443351. The next prime is 2443373. The reversal of 2443361 is 1633442.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2193361 + 250000 = 1481^2 + 500^2 .

It is a cyclic number.

It is not a de Polignac number, because 2443361 - 2¹⁸ = 2181217 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2²¹ + 4 + 4⁸ + 3 + 3⁶ + 6⁷ + 1 .

It is not a weakly prime, because it can be changed into another prime (2443351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1221680 + 1221681.

It is an arithmetic number, because the mean of its divisors is an integer number (1221681).

2^2443361 is an apocalyptic number.

It is an amenable number.

2443361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2443361 is an equidigital number, since it uses as much as digits as its factorization.

2443361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 23.

The square root of 2443361 is about 1563.1253948420. The cubic root of 2443361 is about 134.6880956597.

The spelling of 2443361 in words is "two million, four hundred forty-three thousand, three hundred sixty-one".