1002196 has 12 divisors (see below), whose sum is σ = 1888852. Its totient is φ = 462528.

The previous prime is 1002191. The next prime is 1002227. The reversal of 1002196 is 6912001.

It can be written as a sum of positive squares in 2 ways, for example, as 384400 + 617796 = 620^2 + 786^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9585 + ... + 9688.

2^1002196 is an apocalyptic number.

It is an amenable number.

1002196 is a deficient number, since it is larger than the sum of its proper divisors (886656).

1002196 is a wasteful number, since it uses less digits than its factorization.

1002196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19290 (or 19288 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1002196 is about 1001.0973978590. The cubic root of 1002196 is about 100.0731464829.

Adding to 1002196 its reverse (6912001), we get a palindrome (7914197).

The spelling of 1002196 in words is "one million, two thousand, one hundred ninety-six".