8413247 has 2 divisors, whose sum is σ = 8413248. Its totient is φ = 8413246.

The previous prime is 8413243. The next prime is 8413271. The reversal of 8413247 is 7423148.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8413247 - 2² = 8413243 is a prime.

It is a d-powerful number, because it can be written as 8³ + 4 + 1 + 3⁹ + 2²³ + 4⁶ + 7³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8413243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4206623 + 4206624.

It is an arithmetic number, because the mean of its divisors is an integer number (4206624).

Almost surely, 2^8413247 is an apocalyptic number.

8413247 is a deficient number, since it is larger than the sum of its proper divisors (1).

8413247 is an equidigital number, since it uses as much as digits as its factorization.

8413247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 29.

The square root of 8413247 is about 2900.5597735610. The cubic root of 8413247 is about 203.3860739895.

Subtracting from 8413247 its reverse (7423148), we obtain a palindrome (990099).

It can be divided in two parts, 84 and 13247, that added together give a palindrome (13331).

The spelling of 8413247 in words is "eight million, four hundred thirteen thousand, two hundred forty-seven".