85109032 has 16 divisors (see below), whose sum is σ = 159686100. Its totient is φ = 42526080.

The previous prime is 85109029. The next prime is 85109047. The reversal of 85109032 is 23090158.

It can be written as a sum of positive squares in 2 ways, for example, as 83795716 + 1313316 = 9154^2 + 1146^2 .

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, 14644 + ... + 19612.

Almost surely, 2^85109032 is an apocalyptic number.

It is an amenable number.

85109032 is a deficient number, since it is larger than the sum of its proper divisors (74577068).

85109032 is a wasteful number, since it uses less digits than its factorization.

85109032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7116 (or 7112 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 85109032 is about 9225.4556527036. The cubic root of 85109032 is about 439.8708849808.

The spelling of 85109032 in words is "eighty-five million, one hundred nine thousand, thirty-two".