539541 has 10 divisors (see below), whose sum is σ = 806102. Its totient is φ = 359640.

The previous prime is 539533. The next prime is 539573. The reversal of 539541 is 145935.

539541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 531441 + 8100 = 729^2 + 90^2 .

It is not a de Polignac number, because 539541 - 2³ = 539533 is a prime.

It is a super-2 number, since 2×539541² = 582208981362, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539501) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3250 + ... + 3411.

2⁵³⁹⁵⁴¹ is an apocalyptic number.

It is an amenable number.

539541 is a deficient number, since it is larger than the sum of its proper divisors (266561).

539541 is an equidigital number, since it uses as much as digits as its factorization.

539541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6673 (or 6664 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 539541 is about 734.5345464987. The cubic root of 539541 is about 81.4094494078.

The spelling of 539541 in words is "five hundred thirty-nine thousand, five hundred forty-one".