546813839 has 16 divisors (see below), whose sum is σ = 656087040. Its totient is φ = 449096160.

The previous prime is 546813809. The next prime is 546813847. The reversal of 546813839 is 938318645.

It is a cyclic number.

It is not a de Polignac number, because 546813839 - 2¹⁶ = 546748303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 546813793 and 546813802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546813809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33959 + ... + 47400.

It is an arithmetic number, because the mean of its divisors is an integer number (41005440).

Almost surely, 2^546813839 is an apocalyptic number.

546813839 is a deficient number, since it is larger than the sum of its proper divisors (109273201).

546813839 is a wasteful number, since it uses less digits than its factorization.

546813839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81430.

The product of its digits is 622080, while the sum is 47.

The square root of 546813839 is about 23384.0509535880. The cubic root of 546813839 is about 817.7360908203.

The spelling of 546813839 in words is "five hundred forty-six million, eight hundred thirteen thousand, eight hundred thirty-nine".