553216 has 18 divisors (see below), whose sum is σ = 1104782. Its totient is φ = 276480.

The previous prime is 553211. The next prime is 553229. The reversal of 553216 is 612355.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 495616 + 57600 = 704^2 + 240^2 .

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (553211) by changing a digit.

553216 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825 + ... + 1336.

2⁵⁵³²¹⁶ is an apocalyptic number.

It is an amenable number.

553216 is a deficient number, since it is larger than the sum of its proper divisors (551566).

553216 is an equidigital number, since it uses as much as digits as its factorization.

553216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177 (or 2163 counting only the distinct ones).

The product of its digits is 900, while the sum is 22.

The square root of 553216 is about 743.7849151468. The cubic root of 553216 is about 82.0915099748.

The spelling of 553216 in words is "five hundred fifty-three thousand, two hundred sixteen".