7300028 has 12 divisors (see below), whose sum is σ = 13447560. Its totient is φ = 3457872.

The previous prime is 7300003. The next prime is 7300037. The reversal of 7300028 is 8200037.

It is a junction number, because it is equal to n+sod(n) for n = 7299982 and 7300009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47951 + ... + 48102.

It is an arithmetic number, because the mean of its divisors is an integer number (1120630).

Almost surely, 2^7300028 is an apocalyptic number.

It is an amenable number.

7300028 is a deficient number, since it is larger than the sum of its proper divisors (6147532).

7300028 is a wasteful number, since it uses less digits than its factorization.

7300028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96076 (or 96074 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 7300028 is about 2701.8563988488. The cubic root of 7300028 is about 193.9879894786.

Subtracting 7300028 from its reverse (8200037), we obtain a palindrome (900009).

The spelling of 7300028 in words is "seven million, three hundred thousand, twenty-eight".