554216 has 24 divisors (see below), whose sum is σ = 1134630. Its totient is φ = 252288.

The previous prime is 554209. The next prime is 554233. The reversal of 554216 is 612455.

It can be written as a sum of positive squares in 3 ways, for example, as 417316 + 136900 = 646^2 + 370^2 .

It is a plaindrome in base 12.

It is a zygodrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 554191 and 554200.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 554216.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7556 + ... + 7628.

2⁵⁵⁴²¹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 554216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (567315).

554216 is an abundant number, since it is smaller than the sum of its proper divisors (580414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

554216 is a wasteful number, since it uses less digits than its factorization.

554216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165 (or 88 counting only the distinct ones).

The product of its digits is 1200, while the sum is 23.

The square root of 554216 is about 744.4568489845. The cubic root of 554216 is about 82.1409434067.

The spelling of 554216 in words is "five hundred fifty-four thousand, two hundred sixteen".