2427643 has 2 divisors, whose sum is σ = 2427644. Its totient is φ = 2427642.

The previous prime is 2427637. The next prime is 2427647. The reversal of 2427643 is 3467242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2427643 - 2¹⁷ = 2296571 is a prime.

It is not a weakly prime, because it can be changed into another prime (2427647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1213821 + 1213822.

It is an arithmetic number, because the mean of its divisors is an integer number (1213822).

2^2427643 is an apocalyptic number.

2427643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2427643 is an equidigital number, since it uses as much as digits as its factorization.

2427643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 28.

The square root of 2427643 is about 1558.0895352964. The cubic root of 2427643 is about 134.3986605533.

The spelling of 2427643 in words is "two million, four hundred twenty-seven thousand, six hundred forty-three".