85523832 has 96 divisors (see below), whose sum is σ = 239616000. Its totient is φ = 27542592.

The previous prime is 85523803. The next prime is 85523843. The reversal of 85523832 is 23832558.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 429669 + ... + 429867.

It is an arithmetic number, because the mean of its divisors is an integer number (2496000).

Almost surely, 2^85523832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85523832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119808000).

85523832 is an abundant number, since it is smaller than the sum of its proper divisors (154092168).

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

85523832 is a wasteful number, since it uses less digits than its factorization.

85523832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385 (or 378 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 85523832 is about 9247.9096016343. The cubic root of 85523832 is about 440.5843338356.

The spelling of 85523832 in words is "eighty-five million, five hundred twenty-three thousand, eight hundred thirty-two".