2108529 has 6 divisors (see below), whose sum is σ = 3045666. Its totient is φ = 1405680.

The previous prime is 2108521. The next prime is 2108531. The reversal of 2108529 is 9258012.

It can be written as a sum of positive squares in only one way, i.e., 2108304 + 225 = 1452^2 + 15^2 .

It is not a de Polignac number, because 2108529 - 2³ = 2108521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2108521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117132 + ... + 117149.

It is an arithmetic number, because the mean of its divisors is an integer number (507611).

2^2108529 is an apocalyptic number.

It is an amenable number.

2108529 is a deficient number, since it is larger than the sum of its proper divisors (937137).

2108529 is a wasteful number, since it uses less digits than its factorization.

2108529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234287 (or 234284 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 2108529 is about 1452.0774772718. The cubic root of 2108529 is about 128.2310483493.

The spelling of 2108529 in words is "two million, one hundred eight thousand, five hundred twenty-nine".