85389532 has 12 divisors (see below), whose sum is σ = 149576056. Its totient is φ = 42653520.

The previous prime is 85389509. The next prime is 85389571. The reversal of 85389532 is 23598358.

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, 5394 + ... + 14137.

Almost surely, 2^85389532 is an apocalyptic number.

It is an amenable number.

85389532 is a deficient number, since it is larger than the sum of its proper divisors (64186524).

85389532 is a wasteful number, since it uses less digits than its factorization.

85389532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20628 (or 20626 counting only the distinct ones).

The product of its digits is 259200, while the sum is 43.

The square root of 85389532 is about 9240.6456484382. The cubic root of 85389532 is about 440.3535931795.

The spelling of 85389532 in words is "eighty-five million, three hundred eighty-nine thousand, five hundred thirty-two".