34122220 has 48 divisors (see below), whose sum is σ = 80011008. Its totient is φ = 12116160.

The previous prime is 34122217. The next prime is 34122239. The reversal of 34122220 is 2222143.

It is a junction number, because it is equal to n+sod(n) for n = 34122194 and 34122203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7657 + ... + 11263.

It is an arithmetic number, because the mean of its divisors is an integer number (1666896).

Almost surely, 2^34122220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34122220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40005504).

34122220 is an abundant number, since it is smaller than the sum of its proper divisors (45888788).

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

34122220 is a wasteful number, since it uses less digits than its factorization.

34122220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670 (or 3668 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 34122220 is about 5841.4227718938. The cubic root of 34122220 is about 324.3488976413.

Adding to 34122220 its reverse (2222143), we get a palindrome (36344363).

The spelling of 34122220 in words is "thirty-four million, one hundred twenty-two thousand, two hundred twenty".