4128318 has 12 divisors (see below), whose sum is σ = 8944728. Its totient is φ = 1376100.

The previous prime is 4128307. The next prime is 4128323. The reversal of 4128318 is 8138214.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4128291 and 4128300.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 114658 + ... + 114693.

It is an arithmetic number, because the mean of its divisors is an integer number (745394).

Almost surely, 2^4128318 is an apocalyptic number.

4128318 is an abundant number, since it is smaller than the sum of its proper divisors (4816410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4128318 is a wasteful number, since it uses less digits than its factorization.

4128318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229359 (or 229356 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 4128318 is about 2031.8262721010. The cubic root of 4128318 is about 160.4197053752.

The spelling of 4128318 in words is "four million, one hundred twenty-eight thousand, three hundred eighteen".