2002018 has 8 divisors (see below), whose sum is σ = 3041280. Its totient is φ = 988260.

The previous prime is 2002009. The next prime is 2002019. The reversal of 2002018 is 8102002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2001989 and 2002007.

It is not an unprimeable number, because it can be changed into a prime (2002019) 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, 6178 + ... + 6493.

It is an arithmetic number, because the mean of its divisors is an integer number (380160).

2^2002018 is an apocalyptic number.

2002018 is a deficient number, since it is larger than the sum of its proper divisors (1039262).

2002018 is a wasteful number, since it uses less digits than its factorization.

2002018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12752.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2002018 is about 1414.9268532331. The cubic root of 2002018 is about 126.0344660899.

The spelling of 2002018 in words is "two million, two thousand, eighteen".