34221222 has 24 divisors (see below), whose sum is σ = 84738576. Its totient is φ = 9777456.

The previous prime is 34221203. The next prime is 34221251. The reversal of 34221222 is 22212243.

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 = 34221195 and 34221204.

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, 135673 + ... + 135924.

It is an arithmetic number, because the mean of its divisors is an integer number (3530774).

Almost surely, 2^34221222 is an apocalyptic number.

34221222 is an abundant number, since it is smaller than the sum of its proper divisors (50517354).

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

34221222 is a wasteful number, since it uses less digits than its factorization.

34221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271612 (or 271609 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 34221222 is about 5849.8907682110. The cubic root of 34221222 is about 324.6622827199.

Adding to 34221222 its reverse (22212243), we get a palindrome (56433465).

It can be divided in two parts, 34221 and 222, that added together give a palindrome (34443).

The spelling of 34221222 in words is "thirty-four million, two hundred twenty-one thousand, two hundred twenty-two".