8273257 has 2 divisors, whose sum is σ = 8273258. Its totient is φ = 8273256.

The previous prime is 8273231. The next prime is 8273263. The reversal of 8273257 is 7523728.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7027801 + 1245456 = 2651^2 + 1116^2 .

It is a cyclic number.

It is not a de Polignac number, because 8273257 - 2⁷ = 8273129 is a prime.

It is not a weakly prime, because it can be changed into another prime (8271257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4136628 + 4136629.

It is an arithmetic number, because the mean of its divisors is an integer number (4136629).

Almost surely, 2^8273257 is an apocalyptic number.

It is an amenable number.

8273257 is a deficient number, since it is larger than the sum of its proper divisors (1).

8273257 is an equidigital number, since it uses as much as digits as its factorization.

8273257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 34.

The square root of 8273257 is about 2876.3269981002. The cubic root of 8273257 is about 202.2516958588.

The spelling of 8273257 in words is "eight million, two hundred seventy-three thousand, two hundred fifty-seven".