1002344 has 24 divisors (see below), whose sum is σ = 2187090. Its totient is φ = 429408.

The previous prime is 1002343. The next prime is 1002347. The reversal of 1002344 is 4432001.

It can be written as a sum of positive squares in only one way, i.e., 879844 + 122500 = 938^2 + 350^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (1002341) 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 5 ways as a sum of consecutive naturals, for example, 887 + ... + 1670.

2^1002344 is an apocalyptic number.

1002344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1002344 is an abundant number, since it is smaller than the sum of its proper divisors (1184746).

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

1002344 is a wasteful number, since it uses less digits than its factorization.

1002344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577 (or 2566 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1002344 is about 1001.1713140117. The cubic root of 1002344 is about 100.0780723645.

Adding to 1002344 its reverse (4432001), we get a palindrome (5434345).

The spelling of 1002344 in words is "one million, two thousand, three hundred forty-four".