539428 has 6 divisors (see below), whose sum is σ = 944006. Its totient is φ = 269712.

The previous prime is 539401. The next prime is 539447. The reversal of 539428 is 824935.

It can be written as a sum of positive squares in only one way, i.e., 338724 + 200704 = 582^2 + 448^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 539428.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67425 + ... + 67432.

2⁵³⁹⁴²⁸ is an apocalyptic number.

It is an amenable number.

539428 is a deficient number, since it is larger than the sum of its proper divisors (404578).

539428 is a wasteful number, since it uses less digits than its factorization.

539428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134861 (or 134859 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 539428 is about 734.4576230117. The cubic root of 539428 is about 81.4037656197.

The spelling of 539428 in words is "five hundred thirty-nine thousand, four hundred twenty-eight".