85327555 has 4 divisors (see below), whose sum is σ = 102393072. Its totient is φ = 68262040.

The previous prime is 85327553. The next prime is 85327589. The reversal of 85327555 is 55572358.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55572358 = 2 ⋅27786179.

It is not a de Polignac number, because 85327555 - 2¹ = 85327553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85327553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8532751 + ... + 8532760.

It is an arithmetic number, because the mean of its divisors is an integer number (25598268).

Almost surely, 2^85327555 is an apocalyptic number.

85327555 is a deficient number, since it is larger than the sum of its proper divisors (17065517).

85327555 is a wasteful number, since it uses less digits than its factorization.

85327555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17065516.

The product of its digits is 210000, while the sum is 40.

The square root of 85327555 is about 9237.2915402730. The cubic root of 85327555 is about 440.2470289844.

The spelling of 85327555 in words is "eighty-five million, three hundred twenty-seven thousand, five hundred fifty-five".