8340623 has 2 divisors, whose sum is σ = 8340624. Its totient is φ = 8340622.

The previous prime is 8340613. The next prime is 8340637. The reversal of 8340623 is 3260438.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8340623 - 2¹⁰ = 8339599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8340592 and 8340601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8340613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4170311 + 4170312.

It is an arithmetic number, because the mean of its divisors is an integer number (4170312).

Almost surely, 2^8340623 is an apocalyptic number.

8340623 is a deficient number, since it is larger than the sum of its proper divisors (1).

8340623 is an equidigital number, since it uses as much as digits as its factorization.

8340623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 8340623 is about 2888.0136772529. The cubic root of 8340623 is about 202.7991655902.

The spelling of 8340623 in words is "eight million, three hundred forty thousand, six hundred twenty-three".