85524484 has 12 divisors (see below), whose sum is σ = 158471964. Its totient is φ = 40246784.

The previous prime is 85524473. The next prime is 85524493. The reversal of 85524484 is 48442558.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 43560000 + 41964484 = 6600^2 + 6478^2 .

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, 628789 + ... + 628924.

It is an arithmetic number, because the mean of its divisors is an integer number (13205997).

Almost surely, 2^85524484 is an apocalyptic number.

It is an amenable number.

85524484 is a deficient number, since it is larger than the sum of its proper divisors (72947480).

85524484 is a wasteful number, since it uses less digits than its factorization.

85524484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257734 (or 1257732 counting only the distinct ones).

The product of its digits is 204800, while the sum is 40.

The square root of 85524484 is about 9247.9448527768. The cubic root of 85524484 is about 440.5854534466.

The spelling of 85524484 in words is "eighty-five million, five hundred twenty-four thousand, four hundred eighty-four".