539457 has 4 divisors (see below), whose sum is σ = 719280. Its totient is φ = 359636.

The previous prime is 539449. The next prime is 539479. The reversal of 539457 is 754935.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 539457 - 2³ = 539449 is a prime.

It is an Ulam number.

It is a D-number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 539457.

It is not an unprimeable number, because it can be changed into a prime (539447) 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, 89907 + ... + 89912.

It is an arithmetic number, because the mean of its divisors is an integer number (179820).

2⁵³⁹⁴⁵⁷ is an apocalyptic number.

It is an amenable number.

539457 is a deficient number, since it is larger than the sum of its proper divisors (179823).

539457 is a wasteful number, since it uses less digits than its factorization.

539457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179822.

The product of its digits is 18900, while the sum is 33.

The square root of 539457 is about 734.4773652060. The cubic root of 539457 is about 81.4052243667.

The spelling of 539457 in words is "five hundred thirty-nine thousand, four hundred fifty-seven".