546366647 has 4 divisors (see below), whose sum is σ = 547028136. Its totient is φ = 545705160.

The previous prime is 546366629. The next prime is 546366649. The reversal of 546366647 is 746663645.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 546366647 - 2²⁶ = 479257783 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 (546366649) 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 3 ways as a sum of consecutive naturals, for example, 329504 + ... + 331157.

It is an arithmetic number, because the mean of its divisors is an integer number (136757034).

Almost surely, 2^546366647 is an apocalyptic number.

546366647 is a deficient number, since it is larger than the sum of its proper divisors (661489).

546366647 is an equidigital number, since it uses as much as digits as its factorization.

546366647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661488.

The product of its digits is 2177280, while the sum is 47.

The square root of 546366647 is about 23374.4870959771. The cubic root of 546366647 is about 817.5131113560.

The spelling of 546366647 in words is "five hundred forty-six million, three hundred sixty-six thousand, six hundred forty-seven".