1002243 has 16 divisors (see below), whose sum is σ = 1475712. Its totient is φ = 605000.

The previous prime is 1002241. The next prime is 1002247. The reversal of 1002243 is 3422001.

1002243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1002243 - 2¹ = 1002241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3868 + ... + 4118.

It is an arithmetic number, because the mean of its divisors is an integer number (92232).

2^1002243 is an apocalyptic number.

1002243 is a deficient number, since it is larger than the sum of its proper divisors (473469).

1002243 is an equidigital number, since it uses as much as digits as its factorization.

1002243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1002243 is about 1001.1208718232. The cubic root of 1002243 is about 100.0747108357.

Adding to 1002243 its reverse (3422001), we get a palindrome (4424244).

The spelling of 1002243 in words is "one million, two thousand, two hundred forty-three".