7004424 has 64 divisors (see below), whose sum is σ = 20211840. Its totient is φ = 1981440.

The previous prime is 7004401. The next prime is 7004429. The reversal of 7004424 is 4244007.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 7004424.

It is not an unprimeable number, because it can be changed into a prime (7004429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28944 + ... + 29184.

It is an arithmetic number, because the mean of its divisors is an integer number (315810).

Almost surely, 2^7004424 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 7004424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10105920).

7004424 is an abundant number, since it is smaller than the sum of its proper divisors (13207416).

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

7004424 is a wasteful number, since it uses less digits than its factorization.

7004424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 426 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 7004424 is about 2646.5872364235. The cubic root of 7004424 is about 191.3334088741. Note that the first 3 decimals are identical.

The spelling of 7004424 in words is "seven million, four thousand, four hundred twenty-four".