3845563 has 2 divisors, whose sum is σ = 3845564. Its totient is φ = 3845562.

The previous prime is 3845557. The next prime is 3845579. The reversal of 3845563 is 3655483.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3845563 - 2¹³ = 3837371 is a prime.

3845563 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3845593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1922781 + 1922782.

It is an arithmetic number, because the mean of its divisors is an integer number (1922782).

Almost surely, 2^3845563 is an apocalyptic number.

3845563 is a deficient number, since it is larger than the sum of its proper divisors (1).

3845563 is an equidigital number, since it uses as much as digits as its factorization.

3845563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 34.

The square root of 3845563 is about 1961.0107087928. The cubic root of 3845563 is about 156.6702886341.

The spelling of 3845563 in words is "three million, eight hundred forty-five thousand, five hundred sixty-three".