43313228 has 12 divisors (see below), whose sum is σ = 86626512. Its totient is φ = 18562800.

The previous prime is 43313227. The next prime is 43313267. The reversal of 43313228 is 82231334.

43313228 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 43313197 and 43313206.

It is not an unprimeable number, because it can be changed into a prime (43313227) 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 3 ways as a sum of consecutive naturals, for example, 773423 + ... + 773478.

It is an arithmetic number, because the mean of its divisors is an integer number (7218876).

Almost surely, 2^43313228 is an apocalyptic number.

It is an amenable number.

43313228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

43313228 is a wasteful number, since it uses less digits than its factorization.

43313228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546912 (or 1546910 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 43313228 is about 6581.2785991781. The cubic root of 43313228 is about 351.1884173307.

The spelling of 43313228 in words is "forty-three million, three hundred thirteen thousand, two hundred twenty-eight".