85524443 has 8 divisors (see below), whose sum is σ = 90163200. Its totient is φ = 81003240.

The previous prime is 85524431. The next prime is 85524473. The reversal of 85524443 is 34442558.

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 85524443 - 2¹⁰ = 85523419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85524473) 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, 27893 + ... + 30806.

It is an arithmetic number, because the mean of its divisors is an integer number (11270400).

Almost surely, 2^85524443 is an apocalyptic number.

85524443 is a deficient number, since it is larger than the sum of its proper divisors (4638757).

85524443 is a wasteful number, since it uses less digits than its factorization.

85524443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58777.

The product of its digits is 76800, while the sum is 35.

The square root of 85524443 is about 9247.9426360678. The cubic root of 85524443 is about 440.5853830417.

The spelling of 85524443 in words is "eighty-five million, five hundred twenty-four thousand, four hundred forty-three".