539894 has 4 divisors (see below), whose sum is σ = 809844. Its totient is φ = 269946.

The previous prime is 539881. The next prime is 539897. The reversal of 539894 is 498935.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 498935 = 5 ⋅99787.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134972 + ... + 134975.

It is an arithmetic number, because the mean of its divisors is an integer number (202461).

2⁵³⁹⁸⁹⁴ is an apocalyptic number.

539894 is a deficient number, since it is larger than the sum of its proper divisors (269950).

539894 is a wasteful number, since it uses less digits than its factorization.

539894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269949.

The product of its digits is 38880, while the sum is 38.

The square root of 539894 is about 734.7747954305. The cubic root of 539894 is about 81.4271998479.

The spelling of 539894 in words is "five hundred thirty-nine thousand, eight hundred ninety-four".