8365493 has 2 divisors, whose sum is σ = 8365494. Its totient is φ = 8365492.

The previous prime is 8365481. The next prime is 8365501. The reversal of 8365493 is 3945638.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6980164 + 1385329 = 2642^2 + 1177^2 .

It is a cyclic number.

It is not a de Polignac number, because 8365493 - 2⁴ = 8365477 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8365403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4182746 + 4182747.

It is an arithmetic number, because the mean of its divisors is an integer number (4182747).

Almost surely, 2^8365493 is an apocalyptic number.

It is an amenable number.

8365493 is a deficient number, since it is larger than the sum of its proper divisors (1).

8365493 is an equidigital number, since it uses as much as digits as its factorization.

8365493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 8365493 is about 2892.3161998647. The cubic root of 8365493 is about 203.0005338626. Note that the first 3 decimals are identical.

The spelling of 8365493 in words is "eight million, three hundred sixty-five thousand, four hundred ninety-three".