7224984 has 128 divisors (see below), whose sum is σ = 22579200. Its totient is φ = 2125440.

The previous prime is 7224947. The next prime is 7225007. The reversal of 7224984 is 4894227.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 87007 + ... + 87089.

It is an arithmetic number, because the mean of its divisors is an integer number (176400).

Almost surely, 2^7224984 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 7224984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11289600).

7224984 is an abundant number, since it is smaller than the sum of its proper divisors (15354216).

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

7224984 is a wasteful number, since it uses less digits than its factorization.

7224984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 132 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 7224984 is about 2687.9330348801. The cubic root of 7224984 is about 193.3209689543.

The spelling of 7224984 in words is "seven million, two hundred twenty-four thousand, nine hundred eighty-four".