33316 has 6 divisors (see below), whose sum is σ = 58310. Its totient is φ = 16656.

The previous prime is 33311. The next prime is 33317. The reversal of 33316 is 61333.

It can be written as a sum of positive squares in only one way, i.e., 22500 + 10816 = 150^2 + 104^2 .

It is a super-2 number, since 2×33316² = 2219911712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33316.

It is not an unprimeable number, because it can be changed into a prime (33311) by changing a digit.

33316 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 as a sum of consecutive naturals, namely, 4161 + ... + 4168.

2³³³¹⁶ is an apocalyptic number.

It is an amenable number.

33316 is a deficient number, since it is larger than the sum of its proper divisors (24994).

33316 is a wasteful number, since it uses less digits than its factorization.

33316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8333 (or 8331 counting only the distinct ones).

The product of its digits is 162, while the sum is 16.

The square root of 33316 is about 182.5267103741. The cubic root of 33316 is about 32.1774001365.

Adding to 33316 its reverse (61333), we get a palindrome (94649).

The spelling of 33316 in words is "thirty-three thousand, three hundred sixteen".