33085779 has 4 divisors (see below), whose sum is σ = 44114376. Its totient is φ = 22057184.

The previous prime is 33085747. The next prime is 33085817. The reversal of 33085779 is 97758033.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33085779 - 2⁵ = 33085747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 33085779.

It is not an unprimeable number, because it can be changed into a prime (33085079) 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, 5514294 + ... + 5514299.

It is an arithmetic number, because the mean of its divisors is an integer number (11028594).

Almost surely, 2^33085779 is an apocalyptic number.

33085779 is a deficient number, since it is larger than the sum of its proper divisors (11028597).

33085779 is a wasteful number, since it uses less digits than its factorization.

33085779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11028596.

The product of its (nonzero) digits is 158760, while the sum is 42.

The square root of 33085779 is about 5752.0239046791. The cubic root of 33085779 is about 321.0311108132.

The spelling of 33085779 in words is "thirty-three million, eighty-five thousand, seven hundred seventy-nine".