2052539 has 4 divisors (see below), whose sum is σ = 2081520. Its totient is φ = 2023560.

The previous prime is 2052521. The next prime is 2052553. The reversal of 2052539 is 9352502.

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 2052539 - 2¹⁶ = 1987003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052559) 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, 14384 + ... + 14525.

It is an arithmetic number, because the mean of its divisors is an integer number (520380).

2^2052539 is an apocalyptic number.

2052539 is a deficient number, since it is larger than the sum of its proper divisors (28981).

2052539 is an equidigital number, since it uses as much as digits as its factorization.

2052539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28980.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 2052539 is about 1432.6684892186. The cubic root of 2052539 is about 127.0858328154.

It can be divided in two parts, 205 and 2539, that added together give a cube (2744 = 14³).

The spelling of 2052539 in words is "two million, fifty-two thousand, five hundred thirty-nine".