7204028 has 48 divisors (see below), whose sum is σ = 14488320. Its totient is φ = 3110400.

The previous prime is 7204013. The next prime is 7204031. The reversal of 7204028 is 8204027.

It is a junction number, because it is equal to n+sod(n) for n = 7203994 and 7204012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66038 + ... + 66146.

It is an arithmetic number, because the mean of its divisors is an integer number (301840).

Almost surely, 2^7204028 is an apocalyptic number.

It is an amenable number.

7204028 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

7204028 is a wasteful number, since it uses less digits than its factorization.

7204028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 7204028 is about 2684.0320415375. The cubic root of 7204028 is about 193.1338793863.

Subtracting 7204028 from its reverse (8204027), we obtain a palindrome (999999).

The spelling of 7204028 in words is "seven million, two hundred four thousand, twenty-eight".