1003218 has 16 divisors (see below), whose sum is σ = 2061120. Its totient is φ = 325296.

The previous prime is 1003201. The next prime is 1003241. The reversal of 1003218 is 8123001.

It is a happy number.

It is a Curzon number.

It is a plaindrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 1003197 and 1003206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2038 + ... + 2481.

It is an arithmetic number, because the mean of its divisors is an integer number (128820).

2^1003218 is an apocalyptic number.

1003218 is an abundant number, since it is smaller than the sum of its proper divisors (1057902).

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

1003218 is a wasteful number, since it uses less digits than its factorization.

1003218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1003218 is about 1001.6077076381. The cubic root of 1003218 is about 100.1071518106.

Adding to 1003218 its reverse (8123001), we get a palindrome (9126219).

It can be divided in two parts, 1003 and 218, that added together give a palindrome (1221).

The spelling of 1003218 in words is "one million, three thousand, two hundred eighteen".