228367468628 has 24 divisors (see below), whose sum is σ = 430461693480. Its totient is φ = 105381550080.

The previous prime is 228367468601. The next prime is 228367468633. The reversal of 228367468628 is 826864763822.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23567776324 + 204799692304 = 153518^2 + 452548^2 .

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

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, 95933 + ... + 682596.

It is an arithmetic number, because the mean of its divisors is an integer number (17935903895).

Almost surely, 2^228367468628 is an apocalyptic number.

It is an amenable number.

228367468628 is a deficient number, since it is larger than the sum of its proper divisors (202094224852).

228367468628 is a wasteful number, since it uses less digits than its factorization.

228367468628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784187 (or 784185 counting only the distinct ones).

The product of its digits is 74317824, while the sum is 62.

The spelling of 228367468628 in words is "two hundred twenty-eight billion, three hundred sixty-seven million, four hundred sixty-eight thousand, six hundred twenty-eight".