539407 has 4 divisors (see below), whose sum is σ = 588456. Its totient is φ = 490360.

The previous prime is 539401. The next prime is 539447. The reversal of 539407 is 704935.

539407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-539407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539401) 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, 24508 + ... + 24529.

It is an arithmetic number, because the mean of its divisors is an integer number (147114).

2⁵³⁹⁴⁰⁷ is an apocalyptic number.

539407 is a deficient number, since it is larger than the sum of its proper divisors (49049).

539407 is a wasteful number, since it uses less digits than its factorization.

539407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49048.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 539407 is about 734.4433266087. The cubic root of 539407 is about 81.4027092531.

It can be divided in two parts, 539 and 407, that added together give a triangular number (946 = T₄₃).

The spelling of 539407 in words is "five hundred thirty-nine thousand, four hundred seven".