43122268 has 54 divisors (see below), whose sum is σ = 92888376. Its totient is φ = 17155584.

The previous prime is 43122259. The next prime is 43122293. The reversal of 43122268 is 86222134.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 590680 + ... + 590752.

Almost surely, 2^43122268 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 43122268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46444188).

43122268 is an abundant number, since it is smaller than the sum of its proper divisors (49766108).

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

43122268 is a wasteful number, since it uses less digits than its factorization.

43122268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 99 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 43122268 is about 6566.7547540623. The cubic root of 43122268 is about 350.6715487633.

Multiplying 43122268 by its sum of digits (28), we get a square (1207423504 = 34748²).

43122268 divided by its sum of digits (28) gives a square (1540081 = 1241²).

The spelling of 43122268 in words is "forty-three million, one hundred twenty-two thousand, two hundred sixty-eight".