85524080 has 20 divisors (see below), whose sum is σ = 198843672. Its totient is φ = 34209600.

The previous prime is 85524079. The next prime is 85524091. The reversal of 85524080 is 8042558.

It is a tau number, because it is divible by the number of its divisors (20).

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, 534446 + ... + 534605.

Almost surely, 2^85524080 is an apocalyptic number.

85524080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

85524080 is an abundant number, since it is smaller than the sum of its proper divisors (113319592).

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

85524080 is a wasteful number, since it uses less digits than its factorization.

85524080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069064 (or 1069058 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 85524080 is about 9247.9230100602. The cubic root of 85524080 is about 440.5847597006.

The spelling of 85524080 in words is "eighty-five million, five hundred twenty-four thousand, eighty".