85788532 has 12 divisors (see below), whose sum is σ = 154973056. Its totient is φ = 41510520.

The previous prime is 85788499. The next prime is 85788541. The reversal of 85788532 is 23588758.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345798 + ... + 346045.

Almost surely, 2^85788532 is an apocalyptic number.

It is an amenable number.

85788532 is a deficient number, since it is larger than the sum of its proper divisors (69184524).

85788532 is a wasteful number, since it uses less digits than its factorization.

85788532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691878 (or 691876 counting only the distinct ones).

The product of its digits is 537600, while the sum is 46.

The square root of 85788532 is about 9262.2098874945. The cubic root of 85788532 is about 441.0384082905.

It can be divided in two parts, 85788 and 532, that added together give a triangular number (86320 = T₄₁₅).

The spelling of 85788532 in words is "eighty-five million, seven hundred eighty-eight thousand, five hundred thirty-two".