8343613 has 2 divisors, whose sum is σ = 8343614. Its totient is φ = 8343612.

The previous prime is 8343593. The next prime is 8343653. The reversal of 8343613 is 3163438.

8343613 = 2042² + 2043².

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4173849 + 4169764 = 2043^2 + 2042^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8343613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8343653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4171806 + 4171807.

It is an arithmetic number, because the mean of its divisors is an integer number (4171807).

Almost surely, 2^8343613 is an apocalyptic number.

8343613 is the 2043-rd centered square number.

It is an amenable number.

8343613 is a deficient number, since it is larger than the sum of its proper divisors (1).

8343613 is an equidigital number, since it uses as much as digits as its factorization.

8343613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 28.

The square root of 8343613 is about 2888.5312876962. The cubic root of 8343613 is about 202.8233962766.

The spelling of 8343613 in words is "eight million, three hundred forty-three thousand, six hundred thirteen".