33228877 has 4 divisors (see below), whose sum is σ = 36249696. Its totient is φ = 30208060.

The previous prime is 33228857. The next prime is 33228883. The reversal of 33228877 is 77882233.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33228877 - 2⁷ = 33228749 is a prime.

It is a super-2 number, since 2×33228877² = 2208316533362258, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33228847) by changing a digit.

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

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1510393 + ... + 1510414.

It is an arithmetic number, because the mean of its divisors is an integer number (9062424).

Almost surely, 2^33228877 is an apocalyptic number.

It is an amenable number.

33228877 is a deficient number, since it is larger than the sum of its proper divisors (3020819).

33228877 is a wasteful number, since it uses less digits than its factorization.

33228877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3020818.

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

The square root of 33228877 is about 5764.4494099610. The cubic root of 33228877 is about 321.4932715001.

The spelling of 33228877 in words is "thirty-three million, two hundred twenty-eight thousand, eight hundred seventy-seven".