22034322 has 64 divisors (see below), whose sum is σ = 51874560. Its totient is φ = 6918912.

The previous prime is 22034321. The next prime is 22034323. The reversal of 22034322 is 22343022.

It is an interprime number because it is at equal distance from previous prime (22034321) and next prime (22034323).

It is a super-2 number, since 2×22034322² = 971022691999368, which contains 22 as substring.

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 = 22034295 and 22034304.

It is not an unprimeable number, because it can be changed into a prime (22034321) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 140268 + ... + 140424.

It is an arithmetic number, because the mean of its divisors is an integer number (810540).

Almost surely, 2^22034322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22034322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25937280).

22034322 is an abundant number, since it is smaller than the sum of its proper divisors (29840238).

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

22034322 is a wasteful number, since it uses less digits than its factorization.

22034322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 22034322 is about 4694.0730714381. The cubic root of 22034322 is about 280.3495718914.

Adding to 22034322 its reverse (22343022), we get a palindrome (44377344).

The spelling of 22034322 in words is "twenty-two million, thirty-four thousand, three hundred twenty-two".