8252779 has 2 divisors, whose sum is σ = 8252780. Its totient is φ = 8252778.

The previous prime is 8252771. The next prime is 8252801. The reversal of 8252779 is 9772528.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8252779 - 2³ = 8252771 is a prime.

It is a super-2 number, since 2×8252779² = 136216722445682, which contains 22 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (8252771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4126389 + 4126390.

It is an arithmetic number, because the mean of its divisors is an integer number (4126390).

Almost surely, 2^8252779 is an apocalyptic number.

8252779 is a deficient number, since it is larger than the sum of its proper divisors (1).

8252779 is an equidigital number, since it uses as much as digits as its factorization.

8252779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 40.

The square root of 8252779 is about 2872.7650443432. The cubic root of 8252779 is about 202.0846865771.

The spelling of 8252779 in words is "eight million, two hundred fifty-two thousand, seven hundred seventy-nine".