546623866 has 8 divisors (see below), whose sum is σ = 842096340. Its totient is φ = 265925088.

The previous prime is 546623851. The next prime is 546623879. The reversal of 546623866 is 668326645.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 546577641 + 46225 = 23379^2 + 215^2 .

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

It is an unprimeable number.

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, 3693331 + ... + 3693478.

Almost surely, 2^546623866 is an apocalyptic number.

546623866 is a deficient number, since it is larger than the sum of its proper divisors (295472474).

546623866 is a wasteful number, since it uses less digits than its factorization.

546623866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7386848.

The product of its digits is 1244160, while the sum is 46.

The square root of 546623866 is about 23379.9885799801. The cubic root of 546623866 is about 817.6413810909.

The spelling of 546623866 in words is "five hundred forty-six million, six hundred twenty-three thousand, eight hundred sixty-six".