85559552 has 72 divisors (see below), whose sum is σ = 188178816. Its totient is φ = 38578176.

The previous prime is 85559533. The next prime is 85559557. The reversal of 85559552 is 25595558.

It is not an unprimeable number, because it can be changed into a prime (85559557) 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, 156143 + ... + 156689.

Almost surely, 2^85559552 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 85559552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94089408).

85559552 is an abundant number, since it is smaller than the sum of its proper divisors (102619264).

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

85559552 is a wasteful number, since it uses less digits than its factorization.

85559552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623 (or 609 counting only the distinct ones).

The product of its digits is 450000, while the sum is 44.

The square root of 85559552 is about 9249.8406472760. The cubic root of 85559552 is about 440.6456636487.

The spelling of 85559552 in words is "eighty-five million, five hundred fifty-nine thousand, five hundred fifty-two".