4018368 has 28 divisors (see below), whose sum is σ = 10632440. Its totient is φ = 1339392.

The previous prime is 4018363. The next prime is 4018373. The reversal of 4018368 is 8638104.

It is a happy number.

4018368 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4018363) and next prime (4018373).

It is a super-2 number, since 2×4018368² = 32294562766848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4018361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10273 + ... + 10656.

It is an arithmetic number, because the mean of its divisors is an integer number (379730).

Almost surely, 2^4018368 is an apocalyptic number.

4018368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4018368 is an abundant number, since it is smaller than the sum of its proper divisors (6614072).

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

4018368 is a wasteful number, since it uses less digits than its factorization.

4018368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20944 (or 20934 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 4018368 is about 2004.5867404530. The cubic root of 4018368 is about 158.9827124118.

The spelling of 4018368 in words is "four million, eighteen thousand, three hundred sixty-eight".