7003944 has 48 divisors (see below), whose sum is σ = 19199700. Its totient is φ = 2306304.

The previous prime is 7003943. The next prime is 7003957. The reversal of 7003944 is 4493007.

It can be written as a sum of positive squares in 2 ways, for example, as 6812100 + 191844 = 2610^2 + 438^2 .

It is not an unprimeable number, because it can be changed into a prime (7003943) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 5862 + ... + 6954.

Almost surely, 2^7003944 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 7003944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9599850).

7003944 is an abundant number, since it is smaller than the sum of its proper divisors (12195756).

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

7003944 is a wasteful number, since it uses less digits than its factorization.

7003944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194 (or 1187 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 7003944 is about 2646.4965520476. The cubic root of 7003944 is about 191.3290382014.

The spelling of 7003944 in words is "seven million, three thousand, nine hundred forty-four".