2018368 has 56 divisors (see below), whose sum is σ = 4535424. Its totient is φ = 883200.

The previous prime is 2018333. The next prime is 2018369. The reversal of 2018368 is 8638102.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2018369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33058 + ... + 33118.

2^2018368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2018368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2267712).

2018368 is an abundant number, since it is smaller than the sum of its proper divisors (2517056).

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

2018368 is a wasteful number, since it uses less digits than its factorization.

2018368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 2018368 is about 1420.6927887478. The cubic root of 2018368 is about 126.3766340401.

The spelling of 2018368 in words is "two million, eighteen thousand, three hundred sixty-eight".