539368405 has 8 divisors (see below), whose sum is σ = 657852984. Its totient is φ = 424420800.

The previous prime is 539368399. The next prime is 539368429. The reversal of 539368405 is 504863935.

It can be written as a sum of positive squares in 4 ways, for example, as 36084049 + 503284356 = 6007^2 + 22434^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 539368405 - 2⁹ = 539367893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883906 + ... + 884515.

It is an arithmetic number, because the mean of its divisors is an integer number (82231623).

Almost surely, 2^539368405 is an apocalyptic number.

It is an amenable number.

539368405 is a deficient number, since it is larger than the sum of its proper divisors (118484579).

539368405 is a wasteful number, since it uses less digits than its factorization.

539368405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768487.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 539368405 is about 23224.3063405562. The cubic root of 539368405 is about 814.0076773057.

The spelling of 539368405 in words is "five hundred thirty-nine million, three hundred sixty-eight thousand, four hundred five".