22322012 has 12 divisors (see below), whose sum is σ = 39112080. Its totient is φ = 11147136.

The previous prime is 22322011. The next prime is 22322021. The reversal of 22322012 is 21022322.

It is a super-3 number, since 3×22322012³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22322011) 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, 713 + ... + 6719.

It is an arithmetic number, because the mean of its divisors is an integer number (3259340).

Almost surely, 2^22322012 is an apocalyptic number.

It is an amenable number.

22322012 is a deficient number, since it is larger than the sum of its proper divisors (16790068).

22322012 is a wasteful number, since it uses less digits than its factorization.

22322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6940 (or 6938 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 22322012 is about 4724.6176564882. The cubic root of 22322012 is about 281.5644232076.

Adding to 22322012 its reverse (21022322), we get a palindrome (43344334).

The spelling of 22322012 in words is "twenty-two million, three hundred twenty-two thousand, twelve".