85585472 has 28 divisors (see below), whose sum is σ = 194096640. Its totient is φ = 36679296.

The previous prime is 85585469. The next prime is 85585537. The reversal of 85585472 is 27458558.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95072 + ... + 95967.

Almost surely, 2^85585472 is an apocalyptic number.

It is an amenable number.

85585472 is an abundant number, since it is smaller than the sum of its proper divisors (108511168).

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

85585472 is a wasteful number, since it uses less digits than its factorization.

85585472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191058 (or 191048 counting only the distinct ones).

The product of its digits is 448000, while the sum is 44.

The square root of 85585472 is about 9251.2416463954. The cubic root of 85585472 is about 440.6901565669.

The spelling of 85585472 in words is "eighty-five million, five hundred eighty-five thousand, four hundred seventy-two".