85117323 has 8 divisors (see below), whose sum is σ = 114550848. Its totient is φ = 56214344.

The previous prime is 85117303. The next prime is 85117433. The reversal of 85117323 is 32371158.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85117323 - 2⁶ = 85117259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85117303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132261 + ... + 132902.

It is an arithmetic number, because the mean of its divisors is an integer number (14318856).

Almost surely, 2^85117323 is an apocalyptic number.

85117323 is a deficient number, since it is larger than the sum of its proper divisors (29433525).

85117323 is a wasteful number, since it uses less digits than its factorization.

85117323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265273.

The product of its digits is 5040, while the sum is 30.

The square root of 85117323 is about 9225.9049962592. The cubic root of 85117323 is about 439.8851680363.

The spelling of 85117323 in words is "eighty-five million, one hundred seventeen thousand, three hundred twenty-three".