54523666 has 16 divisors (see below), whose sum is σ = 83952000. Its totient is φ = 26545680.

The previous prime is 54523657. The next prime is 54523687. The reversal of 54523666 is 66632545.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18460 + ... + 21208.

It is an arithmetic number, because the mean of its divisors is an integer number (5247000).

Almost surely, 2^54523666 is an apocalyptic number.

54523666 is a deficient number, since it is larger than the sum of its proper divisors (29428334).

54523666 is a wasteful number, since it uses less digits than its factorization.

54523666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3009.

The product of its digits is 129600, while the sum is 37.

The square root of 54523666 is about 7384.0142199213. The cubic root of 54523666 is about 379.1941973704.

The spelling of 54523666 in words is "fifty-four million, five hundred twenty-three thousand, six hundred sixty-six".