33366129 has 8 divisors (see below), whose sum is σ = 44920512. Its totient is φ = 22027920.

The previous prime is 33366127. The next prime is 33366139. The reversal of 33366129 is 92166333.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33366129 - 2¹ = 33366127 is a prime.

It is a super-2 number, since 2×33366129² = 2226597128889282, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 33366129.

It is not an unprimeable number, because it can be changed into a prime (33366127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53682 + ... + 54299.

It is an arithmetic number, because the mean of its divisors is an integer number (5615064).

Almost surely, 2^33366129 is an apocalyptic number.

It is an amenable number.

33366129 is a deficient number, since it is larger than the sum of its proper divisors (11554383).

33366129 is a wasteful number, since it uses less digits than its factorization.

33366129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108087.

The product of its digits is 17496, while the sum is 33.

The square root of 33366129 is about 5776.3421816925. The cubic root of 33366129 is about 321.9353064996.

The spelling of 33366129 in words is "thirty-three million, three hundred sixty-six thousand, one hundred twenty-nine".