228711248 has 10 divisors (see below), whose sum is σ = 443128074. Its totient is φ = 114355616.

The previous prime is 228711233. The next prime is 228711269. The reversal of 228711248 is 842117822.

228711248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 120384784 + 108326464 = 10972^2 + 10408^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7147211 + ... + 7147242.

Almost surely, 2^228711248 is an apocalyptic number.

It is an amenable number.

228711248 is a deficient number, since it is larger than the sum of its proper divisors (214416826).

228711248 is a wasteful number, since it uses less digits than its factorization.

228711248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14294461 (or 14294455 counting only the distinct ones).

The product of its digits is 14336, while the sum is 35.

The square root of 228711248 is about 15123.2023063900. The cubic root of 228711248 is about 611.5460629187.

The spelling of 228711248 in words is "two hundred twenty-eight million, seven hundred eleven thousand, two hundred forty-eight".