8502493 has 2 divisors, whose sum is σ = 8502494. Its totient is φ = 8502492.

The previous prime is 8502469. The next prime is 8502497. The reversal of 8502493 is 3942058.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7546009 + 956484 = 2747^2 + 978^2 .

It is a cyclic number.

It is not a de Polignac number, because 8502493 - 2¹³ = 8494301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8502497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4251246 + 4251247.

It is an arithmetic number, because the mean of its divisors is an integer number (4251247).

Almost surely, 2^8502493 is an apocalyptic number.

It is an amenable number.

8502493 is a deficient number, since it is larger than the sum of its proper divisors (1).

8502493 is an equidigital number, since it uses as much as digits as its factorization.

8502493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 8502493 is about 2915.9034620508. The cubic root of 8502493 is about 204.1027052361.

The spelling of 8502493 in words is "eight million, five hundred two thousand, four hundred ninety-three".