1002236 has 12 divisors (see below), whose sum is σ = 1779120. Its totient is φ = 493920.

The previous prime is 1002227. The next prime is 1002241. The reversal of 1002236 is 6322001.

It is a self number, because there is not a number n which added to its sum of digits gives 1002236.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1481 + ... + 2048.

It is an arithmetic number, because the mean of its divisors is an integer number (148260).

2^1002236 is an apocalyptic number.

It is an amenable number.

1002236 is a deficient number, since it is larger than the sum of its proper divisors (776884).

1002236 is a wasteful number, since it uses less digits than its factorization.

1002236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604 (or 3602 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1002236 is about 1001.1173757357. The cubic root of 1002236 is about 100.0744778501.

Adding to 1002236 its reverse (6322001), we get a palindrome (7324237).

The spelling of 1002236 in words is "one million, two thousand, two hundred thirty-six".