54240566 has 4 divisors (see below), whose sum is σ = 81360852. Its totient is φ = 27120282.

The previous prime is 54240551. The next prime is 54240623. The reversal of 54240566 is 66504245.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13560140 + ... + 13560143.

It is an arithmetic number, because the mean of its divisors is an integer number (20340213).

Almost surely, 2^54240566 is an apocalyptic number.

54240566 is a deficient number, since it is larger than the sum of its proper divisors (27120286).

54240566 is a wasteful number, since it uses less digits than its factorization.

54240566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27120285.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 54240566 is about 7364.8194818339. The cubic root of 54240566 is about 378.5367690251.

The spelling of 54240566 in words is "fifty-four million, two hundred forty thousand, five hundred sixty-six".