539920447 has 8 divisors (see below), whose sum is σ = 594837072. Its totient is φ = 485976000.

The previous prime is 539920439. The next prime is 539920453. The reversal of 539920447 is 744029935.

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

It is a cyclic number.

It is not a de Polignac number, because 539920447 - 2³ = 539920439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539920417) by changing a digit.

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, 241878 + ... + 244099.

It is an arithmetic number, because the mean of its divisors is an integer number (74354634).

Almost surely, 2^539920447 is an apocalyptic number.

539920447 is a deficient number, since it is larger than the sum of its proper divisors (54916625).

539920447 is a wasteful number, since it uses less digits than its factorization.

539920447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486089.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 539920447 is about 23236.1883061745. The cubic root of 539920447 is about 814.2852941137.

The spelling of 539920447 in words is "five hundred thirty-nine million, nine hundred twenty thousand, four hundred forty-seven".