54216718 has 8 divisors (see below), whose sum is σ = 84129480. Its totient is φ = 26173560.

The previous prime is 54216713. The next prime is 54216731. The reversal of 54216718 is 81761245.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54216713) 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, 467328 + ... + 467443.

It is an arithmetic number, because the mean of its divisors is an integer number (10516185).

Almost surely, 2^54216718 is an apocalyptic number.

54216718 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

54216718 is a deficient number, since it is larger than the sum of its proper divisors (29912762).

54216718 is a wasteful number, since it uses less digits than its factorization.

54216718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934802.

The product of its digits is 13440, while the sum is 34.

The square root of 54216718 is about 7363.2002553238. The cubic root of 54216718 is about 378.4812836883.

The spelling of 54216718 in words is "fifty-four million, two hundred sixteen thousand, seven hundred eighteen".