85709035 has 4 divisors (see below), whose sum is σ = 102850848. Its totient is φ = 68567224.

The previous prime is 85709027. The next prime is 85709051. The reversal of 85709035 is 53090758.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85709035 - 2³ = 85709027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85708985 and 85709003.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8570899 + ... + 8570908.

It is an arithmetic number, because the mean of its divisors is an integer number (25712712).

Almost surely, 2^85709035 is an apocalyptic number.

85709035 is a deficient number, since it is larger than the sum of its proper divisors (17141813).

85709035 is a wasteful number, since it uses less digits than its factorization.

85709035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17141812.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 85709035 is about 9257.9174224012. The cubic root of 85709035 is about 440.9021349640.

The spelling of 85709035 in words is "eighty-five million, seven hundred nine thousand, thirty-five".