33033222 has 24 divisors (see below), whose sum is σ = 72123480. Its totient is φ = 10926240.

The previous prime is 33033173. The next prime is 33033239. The reversal of 33033222 is 22233033.

33033222 is a `hidden beast` number, since 330 + 332 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 33033195 and 33033204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4647 + ... + 9362.

It is an arithmetic number, because the mean of its divisors is an integer number (3005145).

Almost surely, 2^33033222 is an apocalyptic number.

33033222 is an abundant number, since it is smaller than the sum of its proper divisors (39090258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33033222 is a wasteful number, since it uses less digits than its factorization.

33033222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14148 (or 14145 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

The square root of 33033222 is about 5747.4535230831. The cubic root of 33033222 is about 320.8610339757.

Adding to 33033222 its reverse (22233033), we get a palindrome (55266255).

The spelling of 33033222 in words is "thirty-three million, thirty-three thousand, two hundred twenty-two".