228884307698 has 6 divisors (see below), whose sum is σ = 343327476429. Its totient is φ = 114441815556.

The previous prime is 228884307647. The next prime is 228884307703. The reversal of 228884307698 is 896703488822.

It can be written as a sum of positive squares in 2 ways, for example, as 198717133729 + 30167173969 = 445777^2 + 173687^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=338293.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 507440 + ... + 845732.

Almost surely, 2^228884307698 is an apocalyptic number.

228884307698 is a deficient number, since it is larger than the sum of its proper divisors (114443168731).

228884307698 is an frugal number, since it uses more digits than its factorization.

228884307698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676588 (or 338295 counting only the distinct ones).

The product of its (nonzero) digits is 74317824, while the sum is 65.

The spelling of 228884307698 in words is "two hundred twenty-eight billion, eight hundred eighty-four million, three hundred seven thousand, six hundred ninety-eight".