8404741 has 2 divisors, whose sum is σ = 8404742. Its totient is φ = 8404740.

The previous prime is 8404717. The next prime is 8404771. The reversal of 8404741 is 1474048.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8381025 + 23716 = 2895^2 + 154^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8404741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8404771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4202370 + 4202371.

It is an arithmetic number, because the mean of its divisors is an integer number (4202371).

Almost surely, 2^8404741 is an apocalyptic number.

It is an amenable number.

8404741 is a deficient number, since it is larger than the sum of its proper divisors (1).

8404741 is an equidigital number, since it uses as much as digits as its factorization.

8404741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 8404741 is about 2899.0931340680. The cubic root of 8404741 is about 203.3175080998.

Adding to 8404741 its reverse (1474048), we get a palindrome (9878789).

The spelling of 8404741 in words is "eight million, four hundred four thousand, seven hundred forty-one".