8260669 has 2 divisors, whose sum is σ = 8260670. Its totient is φ = 8260668.

The previous prime is 8260667. The next prime is 8260697. The reversal of 8260669 is 9660628.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7628644 + 632025 = 2762^2 + 795^2 .

It is a cyclic number.

It is not a de Polignac number, because 8260669 - 2¹ = 8260667 is a prime.

It is a super-2 number, since 2×8260669² = 136477304655122, which contains 22 as substring.

Together with 8260667, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8260667) 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, 4130334 + 4130335.

It is an arithmetic number, because the mean of its divisors is an integer number (4130335).

Almost surely, 2^8260669 is an apocalyptic number.

It is an amenable number.

8260669 is a deficient number, since it is larger than the sum of its proper divisors (1).

8260669 is an equidigital number, since it uses as much as digits as its factorization.

8260669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 8260669 is about 2874.1379577188. The cubic root of 8260669 is about 202.1490665202.

The spelling of 8260669 in words is "eight million, two hundred sixty thousand, six hundred sixty-nine".