222126396 has 24 divisors (see below), whose sum is σ = 519432144. Its totient is φ = 73879680.

The previous prime is 222126389. The next prime is 222126409. The reversal of 222126396 is 693621222.

222126396 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14545 + ... + 25608.

It is an arithmetic number, because the mean of its divisors is an integer number (21643006).

Almost surely, 2^222126396 is an apocalyptic number.

It is an amenable number.

222126396 is an abundant number, since it is smaller than the sum of its proper divisors (297305748).

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

222126396 is a wasteful number, since it uses less digits than its factorization.

222126396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40621 (or 40619 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 222126396 is about 14903.9053942247. The cubic root of 222126396 is about 605.6197878590.

The spelling of 222126396 in words is "two hundred twenty-two million, one hundred twenty-six thousand, three hundred ninety-six".