443260228 has 12 divisors (see below), whose sum is σ = 784421820. Its totient is φ = 219139712.

The previous prime is 443260219. The next prime is 443260267. The reversal of 443260228 is 822062344.

It can be written as a sum of positive squares in 2 ways, for example, as 155550784 + 287709444 = 12472^2 + 16962^2 .

It is a super-2 number, since 2×443260228² = 392959259453223968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 443260228.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622201 + ... + 622912.

It is an arithmetic number, because the mean of its divisors is an integer number (65368485).

Almost surely, 2^443260228 is an apocalyptic number.

It is an amenable number.

443260228 is a deficient number, since it is larger than the sum of its proper divisors (341161592).

443260228 is a wasteful number, since it uses less digits than its factorization.

443260228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245206 (or 1245204 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 443260228 is about 21053.7461749685. The cubic root of 443260228 is about 762.4644307693.

The spelling of 443260228 in words is "four hundred forty-three million, two hundred sixty thousand, two hundred twenty-eight".