228732104 has 16 divisors (see below), whose sum is σ = 435274800. Its totient is φ = 112658832.

The previous prime is 228732083. The next prime is 228732121. The reversal of 228732104 is 401237822.

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, 212834 + ... + 213905.

It is an arithmetic number, because the mean of its divisors is an integer number (27204675).

Almost surely, 2^228732104 is an apocalyptic number.

It is an amenable number.

228732104 is a deficient number, since it is larger than the sum of its proper divisors (206542696).

228732104 is a wasteful number, since it uses less digits than its factorization.

228732104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426812 (or 426808 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 228732104 is about 15123.8918271720. The cubic root of 228732104 is about 611.5646511562.

Adding to 228732104 its reverse (401237822), we get a palindrome (629969926).

The spelling of 228732104 in words is "two hundred twenty-eight million, seven hundred thirty-two thousand, one hundred four".