100528 has 20 divisors (see below), whose sum is σ = 199888. Its totient is φ = 48960.

The previous prime is 100523. The next prime is 100537. The reversal of 100528 is 825001.

It is a happy number.

100528 is nontrivially palindromic in base 3.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (100523) 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, 925 + ... + 1027.

2¹⁰⁰⁵²⁸ is an apocalyptic number.

It is an amenable number.

100528 is a deficient number, since it is larger than the sum of its proper divisors (99360).

100528 is a wasteful number, since it uses less digits than its factorization.

100528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 100528 is about 317.0615082283. The cubic root of 100528 is about 46.4974369420.

Adding to 100528 its reverse (825001), we get a palindrome (925529).

The spelling of 100528 in words is "one hundred thousand, five hundred twenty-eight".