85321328 has 40 divisors (see below), whose sum is σ = 170989056. Its totient is φ = 41216000.

The previous prime is 85321321. The next prime is 85321333. The reversal of 85321328 is 82312358.

It is a junction number, because it is equal to n+sod(n) for n = 85321294 and 85321303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85321321) 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 in 7 ways as a sum of consecutive naturals, for example, 73553 + ... + 74703.

Almost surely, 2^85321328 is an apocalyptic number.

It is an amenable number.

85321328 is an abundant number, since it is smaller than the sum of its proper divisors (85667728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85321328 is a wasteful number, since it uses less digits than its factorization.

85321328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313 (or 1307 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 85321328 is about 9236.9544764495. The cubic root of 85321328 is about 440.2363193337.

The spelling of 85321328 in words is "eighty-five million, three hundred twenty-one thousand, three hundred twenty-eight".