43842228 has 24 divisors (see below), whose sum is σ = 102453120. Its totient is φ = 14592000.

The previous prime is 43842203. The next prime is 43842233. The reversal of 43842228 is 82224834.

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, 6853 + ... + 11603.

It is an arithmetic number, because the mean of its divisors is an integer number (4268880).

Almost surely, 2^43842228 is an apocalyptic number.

It is an amenable number.

43842228 is an abundant number, since it is smaller than the sum of its proper divisors (58610892).

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

43842228 is a wasteful number, since it uses less digits than its factorization.

43842228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5527 (or 5525 counting only the distinct ones).

The product of its digits is 24576, while the sum is 33.

The square root of 43842228 is about 6621.3463887641. The cubic root of 43842228 is about 352.6123659681.

The spelling of 43842228 in words is "forty-three million, eight hundred forty-two thousand, two hundred twenty-eight".