8280197 has 2 divisors, whose sum is σ = 8280198. Its totient is φ = 8280196.

The previous prime is 8280187. The next prime is 8280199. The reversal of 8280197 is 7910828.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5764801 + 2515396 = 2401^2 + 1586^2 .

It is a cyclic number.

It is not a de Polignac number, because 8280197 - 2⁶ = 8280133 is a prime.

Together with 8280199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8280199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4140098 + 4140099.

It is an arithmetic number, because the mean of its divisors is an integer number (4140099).

Almost surely, 2^8280197 is an apocalyptic number.

It is an amenable number.

8280197 is a deficient number, since it is larger than the sum of its proper divisors (1).

8280197 is an equidigital number, since it uses as much as digits as its factorization.

8280197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 8280197 is about 2877.5331449003. The cubic root of 8280197 is about 202.3082328218.

The spelling of 8280197 in words is "eight million, two hundred eighty thousand, one hundred ninety-seven".