33471222 has 16 divisors (see below), whose sum is σ = 67295232. Its totient is φ = 11098280.

The previous prime is 33471173. The next prime is 33471223. The reversal of 33471222 is 22217433.

It is a super-2 number, since 2×33471222² = 2240645404346568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33471192 and 33471201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33471223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13458 + ... + 15749.

It is an arithmetic number, because the mean of its divisors is an integer number (4205952).

Almost surely, 2^33471222 is an apocalyptic number.

33471222 is an abundant number, since it is smaller than the sum of its proper divisors (33824010).

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

33471222 is a wasteful number, since it uses less digits than its factorization.

33471222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29403.

The product of its digits is 2016, while the sum is 24.

The square root of 33471222 is about 5785.4318767055. The cubic root of 33471222 is about 322.2729511799.

Adding to 33471222 its reverse (22217433), we get a palindrome (55688655).

The spelling of 33471222 in words is "thirty-three million, four hundred seventy-one thousand, two hundred twenty-two".