546638539 has 8 divisors (see below), whose sum is σ = 570700800. Its totient is φ = 522600936.

The previous prime is 546638513. The next prime is 546638549. The reversal of 546638539 is 935836645.

It is a happy number.

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 546638539 - 2¹¹ = 546636491 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 546638492 and 546638501.

It is not an unprimeable number, because it can be changed into a prime (546638549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50224 + ... + 60130.

It is an arithmetic number, because the mean of its divisors is an integer number (71337600).

Almost surely, 2^546638539 is an apocalyptic number.

546638539 is a deficient number, since it is larger than the sum of its proper divisors (24062261).

546638539 is a wasteful number, since it uses less digits than its factorization.

546638539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12329.

The product of its digits is 2332800, while the sum is 49.

The square root of 546638539 is about 23380.3023718685. The cubic root of 546638539 is about 817.6486969958.

The spelling of 546638539 in words is "five hundred forty-six million, six hundred thirty-eight thousand, five hundred thirty-nine".