33310222 has 8 divisors (see below), whose sum is σ = 54507672. Its totient is φ = 15141000.

The previous prime is 33310217. The next prime is 33310223. The reversal of 33310222 is 22201333.

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

It is a super-2 number, since 2×33310222² = 2219141779378568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33310196 and 33310205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33310223) 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 3 ways as a sum of consecutive naturals, for example, 757029 + ... + 757072.

It is an arithmetic number, because the mean of its divisors is an integer number (6813459).

Almost surely, 2^33310222 is an apocalyptic number.

33310222 is a deficient number, since it is larger than the sum of its proper divisors (21197450).

33310222 is a wasteful number, since it uses less digits than its factorization.

33310222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514114.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 33310222 is about 5771.5008446677. The cubic root of 33310222 is about 321.7553985152.

Adding to 33310222 its reverse (22201333), we get a palindrome (55511555).

Subtracting from 33310222 its reverse (22201333), we obtain a square (11108889 = 3333²).

The spelling of 33310222 in words is "thirty-three million, three hundred ten thousand, two hundred twenty-two".