54443218 has 8 divisors (see below), whose sum is σ = 81762048. Its totient is φ = 27189204.

The previous prime is 54443183. The next prime is 54443219. The reversal of 54443218 is 81234445.

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

It is a self number, because there is not a number n which added to its sum of digits gives 54443218.

It is not an unprimeable number, because it can be changed into a prime (54443219) 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, 14046 + ... + 17497.

It is an arithmetic number, because the mean of its divisors is an integer number (10220256).

Almost surely, 2^54443218 is an apocalyptic number.

54443218 is a deficient number, since it is larger than the sum of its proper divisors (27318830).

54443218 is a wasteful number, since it uses less digits than its factorization.

54443218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32408.

The product of its digits is 15360, while the sum is 31.

The square root of 54443218 is about 7378.5647655896. The cubic root of 54443218 is about 379.0076090953.

The spelling of 54443218 in words is "fifty-four million, four hundred forty-three thousand, two hundred eighteen".