83528171 has 4 divisors (see below), whose sum is σ = 83761200. Its totient is φ = 83295144.

The previous prime is 83528141. The next prime is 83528173. The reversal of 83528171 is 17182538.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 83528171 - 2¹⁴ = 83511787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83528173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115976 + ... + 116693.

It is an arithmetic number, because the mean of its divisors is an integer number (20940300).

Almost surely, 2^83528171 is an apocalyptic number.

83528171 is a deficient number, since it is larger than the sum of its proper divisors (233029).

83528171 is a wasteful number, since it uses less digits than its factorization.

83528171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233028.

The product of its digits is 13440, while the sum is 35.

The square root of 83528171 is about 9139.3747597962. The cubic root of 83528171 is about 437.1303801701.

The spelling of 83528171 in words is "eighty-three million, five hundred twenty-eight thousand, one hundred seventy-one".