8745679 has 2 divisors, whose sum is σ = 8745680. Its totient is φ = 8745678.

The previous prime is 8745677. The next prime is 8745683. The reversal of 8745679 is 9765478.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8745679 - 2¹ = 8745677 is a prime.

Together with 8745677, 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 (8745677) 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, 4372839 + 4372840.

It is an arithmetic number, because the mean of its divisors is an integer number (4372840).

Almost surely, 2^8745679 is an apocalyptic number.

8745679 is a deficient number, since it is larger than the sum of its proper divisors (1).

8745679 is an equidigital number, since it uses as much as digits as its factorization.

8745679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 46.

The square root of 8745679 is about 2957.3094190497. The cubic root of 8745679 is about 206.0303392648.

The spelling of 8745679 in words is "eight million, seven hundred forty-five thousand, six hundred seventy-nine".