85559432 has 64 divisors (see below), whose sum is σ = 195216000. Its totient is φ = 34338816.

The previous prime is 85559417. The next prime is 85559477. The reversal of 85559432 is 23495558.

It is a self number, because there is not a number n which added to its sum of digits gives 85559432.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102794 + ... + 103622.

It is an arithmetic number, because the mean of its divisors is an integer number (3050250).

Almost surely, 2^85559432 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 85559432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97608000).

85559432 is an abundant number, since it is smaller than the sum of its proper divisors (109656568).

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

85559432 is a wasteful number, since it uses less digits than its factorization.

85559432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958 (or 954 counting only the distinct ones).

The product of its digits is 216000, while the sum is 41.

The square root of 85559432 is about 9249.8341606755. The cubic root of 85559432 is about 440.6454576421.

The spelling of 85559432 in words is "eighty-five million, five hundred fifty-nine thousand, four hundred thirty-two".