8724347 has 2 divisors, whose sum is σ = 8724348. Its totient is φ = 8724346.

The previous prime is 8724329. The next prime is 8724371. The reversal of 8724347 is 7434278.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8724347 - 2⁶ = 8724283 is a prime.

It is a super-2 number, since 2×8724347² = 152228461152818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8724377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4362173 + 4362174.

It is an arithmetic number, because the mean of its divisors is an integer number (4362174).

Almost surely, 2^8724347 is an apocalyptic number.

8724347 is a deficient number, since it is larger than the sum of its proper divisors (1).

8724347 is an equidigital number, since it uses as much as digits as its factorization.

8724347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37632, while the sum is 35.

The square root of 8724347 is about 2953.7005603141. The cubic root of 8724347 is about 205.8626900965.

The spelling of 8724347 in words is "eight million, seven hundred twenty-four thousand, three hundred forty-seven".