54147866 has 8 divisors (see below), whose sum is σ = 82365984. Its totient is φ = 26692540.

The previous prime is 54147833. The next prime is 54147869. The reversal of 54147866 is 66874145.

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

It is not an unprimeable number, because it can be changed into a prime (54147869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190520 + ... + 190803.

It is an arithmetic number, because the mean of its divisors is an integer number (10295748).

Almost surely, 2^54147866 is an apocalyptic number.

54147866 is a deficient number, since it is larger than the sum of its proper divisors (28218118).

54147866 is a wasteful number, since it uses less digits than its factorization.

54147866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381396.

The product of its digits is 161280, while the sum is 41.

The square root of 54147866 is about 7358.5233573048. The cubic root of 54147866 is about 378.3209995958.

The spelling of 54147866 in words is "fifty-four million, one hundred forty-seven thousand, eight hundred sixty-six".