8522497 has 2 divisors, whose sum is σ = 8522498. Its totient is φ = 8522496.

The previous prime is 8522477. The next prime is 8522509. The reversal of 8522497 is 7942258.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8520561 + 1936 = 2919^2 + 44^2 .

It is a cyclic number.

It is not a de Polignac number, because 8522497 - 2¹⁵ = 8489729 is a prime.

It is a d-powerful number, because it can be written as 8⁵ + 5⁷ + 2 + 2²³ + 4⁷ + 9⁴ + 7² .

8522497 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (8522407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4261248 + 4261249.

It is an arithmetic number, because the mean of its divisors is an integer number (4261249).

Almost surely, 2^8522497 is an apocalyptic number.

It is an amenable number.

8522497 is a deficient number, since it is larger than the sum of its proper divisors (1).

8522497 is an equidigital number, since it uses as much as digits as its factorization.

8522497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 37.

The square root of 8522497 is about 2919.3316015828. The cubic root of 8522497 is about 204.2626454929.

The spelling of 8522497 in words is "eight million, five hundred twenty-two thousand, four hundred ninety-seven".