33728827 has 8 divisors (see below), whose sum is σ = 38064240. Its totient is φ = 29604960.

The previous prime is 33728803. The next prime is 33728839. The reversal of 33728827 is 72882733.

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

It is not a de Polignac number, because 33728827 - 2²³ = 25340219 is a prime.

It is a super-2 number, since 2×33728827² = 2275267541591858, 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 33728827.

It is not an unprimeable number, because it can be changed into a prime (33728897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52548 + ... + 53185.

It is an arithmetic number, because the mean of its divisors is an integer number (4758030).

Almost surely, 2^33728827 is an apocalyptic number.

33728827 is a deficient number, since it is larger than the sum of its proper divisors (4335413).

33728827 is a wasteful number, since it uses less digits than its factorization.

33728827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105773.

The product of its digits is 112896, while the sum is 40.

The square root of 33728827 is about 5807.6524517226. The cubic root of 33728827 is about 323.0976103373.

The spelling of 33728827 in words is "thirty-three million, seven hundred twenty-eight thousand, eight hundred twenty-seven".