366216 has 16 divisors (see below), whose sum is σ = 915600. Its totient is φ = 122064.

The previous prime is 366211. The next prime is 366217. The reversal of 366216 is 612663.

It is a super-2 number, since 2×366216² = 268228317312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 15259 = 366216 / (3 + 6 + 6 + 2 + 1 + 6).

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (366211) 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, 7606 + ... + 7653.

It is an arithmetic number, because the mean of its divisors is an integer number (57225).

2³⁶⁶²¹⁶ is an apocalyptic number.

It is an amenable number.

366216 is an abundant number, since it is smaller than the sum of its proper divisors (549384).

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

366216 is a wasteful number, since it uses less digits than its factorization.

366216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15268 (or 15264 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

The square root of 366216 is about 605.1578306525. The cubic root of 366216 is about 71.5449698358.

Adding to 366216 its reverse (612663), we get a palindrome (978879).

The spelling of 366216 in words is "three hundred sixty-six thousand, two hundred sixteen".