33866116 has 6 divisors (see below), whose sum is σ = 59265710. Its totient is φ = 16933056.

The previous prime is 33866101. The next prime is 33866149. The reversal of 33866116 is 61166833.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 30294016 + 3572100 = 5504^2 + 1890^2 .

It is a super-2 number, since 2×33866116² = 2293827625850912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4233261 + ... + 4233268.

Almost surely, 2^33866116 is an apocalyptic number.

It is an amenable number.

33866116 is a deficient number, since it is larger than the sum of its proper divisors (25399594).

33866116 is a wasteful number, since it uses less digits than its factorization.

33866116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8466533 (or 8466531 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 33866116 is about 5819.4601124159. The cubic root of 33866116 is about 323.5353931210.

The spelling of 33866116 in words is "thirty-three million, eight hundred sixty-six thousand, one hundred sixteen".