85875479 has 2 divisors, whose sum is σ = 85875480. Its totient is φ = 85875478.

The previous prime is 85875463. The next prime is 85875499. The reversal of 85875479 is 97457858.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85875479 - 2⁴ = 85875463 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85875479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85875499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42937739 + 42937740.

It is an arithmetic number, because the mean of its divisors is an integer number (42937740).

Almost surely, 2^85875479 is an apocalyptic number.

85875479 is a deficient number, since it is larger than the sum of its proper divisors (1).

85875479 is an equidigital number, since it uses as much as digits as its factorization.

85875479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2822400, while the sum is 53.

The square root of 85875479 is about 9266.9023411278. The cubic root of 85875479 is about 441.1873560110.

The spelling of 85875479 in words is "eighty-five million, eight hundred seventy-five thousand, four hundred seventy-nine".