546047549 has 4 divisors (see below), whose sum is σ = 550347264. Its totient is φ = 541747836.

The previous prime is 546047543. The next prime is 546047573. The reversal of 546047549 is 945740645.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546047549 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 (546047543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2149667 + ... + 2149920.

It is an arithmetic number, because the mean of its divisors is an integer number (137586816).

Almost surely, 2^546047549 is an apocalyptic number.

It is an amenable number.

546047549 is a deficient number, since it is larger than the sum of its proper divisors (4299715).

546047549 is a wasteful number, since it uses less digits than its factorization.

546047549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4299714.

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 546047549 is about 23367.6603236182. The cubic root of 546047549 is about 817.3539278956.

The spelling of 546047549 in words is "five hundred forty-six million, forty-seven thousand, five hundred forty-nine".