318683228 has 12 divisors (see below), whose sum is σ = 558059040. Its totient is φ = 159237792.

The previous prime is 318683221. The next prime is 318683269. The reversal of 318683228 is 822386813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318683221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18833 + ... + 31496.

It is an arithmetic number, because the mean of its divisors is an integer number (46504920).

Almost surely, 2^318683228 is an apocalyptic number.

It is an amenable number.

318683228 is a deficient number, since it is larger than the sum of its proper divisors (239375812).

318683228 is a wasteful number, since it uses less digits than its factorization.

318683228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51916 (or 51914 counting only the distinct ones).

The product of its digits is 110592, while the sum is 41.

The square root of 318683228 is about 17851.7009833797. The cubic root of 318683228 is about 683.0509020155.

The spelling of 318683228 in words is "three hundred eighteen million, six hundred eighty-three thousand, two hundred twenty-eight".