228713404 has 12 divisors (see below), whose sum is σ = 400633128. Its totient is φ = 114246800.

The previous prime is 228713383. The next prime is 228713437. The reversal of 228713404 is 404317822.

It is a congruent number.

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, 22702 + ... + 31189.

It is an arithmetic number, because the mean of its divisors is an integer number (33386094).

Almost surely, 2^228713404 is an apocalyptic number.

It is an amenable number.

228713404 is a deficient number, since it is larger than the sum of its proper divisors (171919724).

228713404 is a wasteful number, since it uses less digits than its factorization.

228713404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54956 (or 54954 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 228713404 is about 15123.2735874215. The cubic root of 228713404 is about 611.5479845399.

The spelling of 228713404 in words is "two hundred twenty-eight million, seven hundred thirteen thousand, four hundred four".