54217668 has 48 divisors (see below), whose sum is σ = 130394880.
Its totient is φ = 17523744.
The previous prime is 54217663. The next prime is 54217679. The reversal of 54217668 is 86671245.
It is a house number.
It is not an unprimeable number, because it can be changed into a prime (54217661) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92071 + ... + 92657.
It is an arithmetic number, because the mean of its divisors is an integer number (2716560).
Almost surely, 254217668 is an apocalyptic number.
It is an amenable number.
54217668 is an abundant number, since it is smaller than the sum of its proper divisors (76177212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54217668 is a wasteful number, since it uses less digits than its factorization.
54217668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 816 (or 814 counting only the distinct ones).
The product of its digits is 80640, while the sum is 39.
The square root of 54217668 is about 7363.2647650346.
The cubic root of 54217668 is about 378.4834942926.
The spelling of 54217668 in words is "fifty-four million, two hundred seventeen thousand, six hundred sixty-eight".