1002044 has 12 divisors (see below), whose sum is σ = 1810368. Its totient is φ = 484800.

The previous prime is 1002017. The next prime is 1002049. The reversal of 1002044 is 4402001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002049) 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, 3917 + ... + 4164.

It is an arithmetic number, because the mean of its divisors is an integer number (150864).

2^1002044 is an apocalyptic number.

It is an amenable number.

1002044 is a deficient number, since it is larger than the sum of its proper divisors (808324).

1002044 is a wasteful number, since it uses less digits than its factorization.

1002044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8116 (or 8114 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 1002044 is about 1001.0214782911. The cubic root of 1002044 is about 100.0680869645.

Adding to 1002044 its reverse (4402001), we get a palindrome (5404045).

The spelling of 1002044 in words is "one million, two thousand, forty-four".