20200539 has 16 divisors (see below), whose sum is σ = 28615680. Its totient is φ = 12631680.

The previous prime is 20200529. The next prime is 20200547. The reversal of 20200539 is 93500202.

It is not a de Polignac number, because 20200539 - 2⁹ = 20200027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20200529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21522 + ... + 22440.

It is an arithmetic number, because the mean of its divisors is an integer number (1788480).

Almost surely, 2^20200539 is an apocalyptic number.

20200539 is a deficient number, since it is larger than the sum of its proper divisors (8415141).

20200539 is a wasteful number, since it uses less digits than its factorization.

20200539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 20200539 is about 4494.5009734118. The cubic root of 20200539 is about 272.3459904651.

The spelling of 20200539 in words is "twenty million, two hundred thousand, five hundred thirty-nine".