8523841 has 2 divisors, whose sum is σ = 8523842. Its totient is φ = 8523840.

The previous prime is 8523821. The next prime is 8523877. The reversal of 8523841 is 1483258.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8294400 + 229441 = 2880^2 + 479^2 .

It is a cyclic number.

It is not a de Polignac number, because 8523841 - 2⁹ = 8523329 is a prime.

It is not a weakly prime, because it can be changed into another prime (8523821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4261920 + 4261921.

It is an arithmetic number, because the mean of its divisors is an integer number (4261921).

Almost surely, 2^8523841 is an apocalyptic number.

It is an amenable number.

8523841 is a deficient number, since it is larger than the sum of its proper divisors (1).

8523841 is an equidigital number, since it uses as much as digits as its factorization.

8523841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7680, while the sum is 31.

The square root of 8523841 is about 2919.5617821858. The cubic root of 8523841 is about 204.2733823527.

The spelling of 8523841 in words is "eight million, five hundred twenty-three thousand, eight hundred forty-one".