552216 has 64 divisors (see below), whose sum is σ = 1670400. Its totient is φ = 148608.

The previous prime is 552193. The next prime is 552217. The reversal of 552216 is 612255.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 552192 and 552201.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 552216.

It is not an unprimeable number, because it can be changed into a prime (552217) by changing a digit.

552216 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3106 + ... + 3278.

It is an arithmetic number, because the mean of its divisors is an integer number (26100).

2⁵⁵²²¹⁶ is an apocalyptic number.

552216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (835200).

552216 is an abundant number, since it is smaller than the sum of its proper divisors (1118184).

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

552216 is a wasteful number, since it uses less digits than its factorization.

552216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 204 counting only the distinct ones).

The product of its digits is 600, while the sum is 21.

The square root of 552216 is about 743.1123737363. The cubic root of 552216 is about 82.0420169359.

The spelling of 552216 in words is "five hundred fifty-two thousand, two hundred sixteen".