228446089922 has 6 divisors (see below), whose sum is σ = 342670148793. Its totient is φ = 114222706992.

The previous prime is 228446089889. The next prime is 228446089987. The reversal of 228446089922 is 229980644822.

It can be written as a sum of positive squares in 2 ways, for example, as 214332887521 + 14113202401 = 462961^2 + 118799^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=337969.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 506954 + ... + 844922.

Almost surely, 2^228446089922 is an apocalyptic number.

228446089922 is a deficient number, since it is larger than the sum of its proper divisors (114224058871).

228446089922 is an frugal number, since it uses more digits than its factorization.

228446089922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675940 (or 337971 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 56.

The spelling of 228446089922 in words is "two hundred twenty-eight billion, four hundred forty-six million, eighty-nine thousand, nine hundred twenty-two".