1006344 has 40 divisors (see below), whose sum is σ = 2820510. Its totient is φ = 335232.

The previous prime is 1006339. The next prime is 1006351. The reversal of 1006344 is 4436001.

1006344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 980100 + 26244 = 990^2 + 162^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 129 + ... + 1424.

2^1006344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1006344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1410255).

1006344 is an abundant number, since it is smaller than the sum of its proper divisors (1814166).

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

1006344 is a wasteful number, since it uses less digits than its factorization.

1006344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571 (or 1558 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1006344 is about 1003.1669851027. The cubic root of 1006344 is about 100.2110210546.

The spelling of 1006344 in words is "one million, six thousand, three hundred forty-four".