539382393 has 24 divisors (see below), whose sum is σ = 894672480. Its totient is φ = 309692160.

The previous prime is 539382379. The next prime is 539382439. The reversal of 539382393 is 393283935.

It is a happy number.

539382393 is a `hidden beast` number, since 539 + 3 + 8 + 23 + 93 = 666.

It is not a de Polignac number, because 539382393 - 2⁴ = 539382377 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (539382373) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 141496 + ... + 145257.

It is an arithmetic number, because the mean of its divisors is an integer number (37278020).

Almost surely, 2^539382393 is an apocalyptic number.

It is an amenable number.

539382393 is a deficient number, since it is larger than the sum of its proper divisors (355290087).

539382393 is a wasteful number, since it uses less digits than its factorization.

539382393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286789 (or 286786 counting only the distinct ones).

The product of its digits is 524880, while the sum is 45.

The square root of 539382393 is about 23224.6074886100. The cubic root of 539382393 is about 814.0147140798.

The spelling of 539382393 in words is "five hundred thirty-nine million, three hundred eighty-two thousand, three hundred ninety-three".