7072328 has 16 divisors (see below), whose sum is σ = 13619580. Its totient is φ = 3440448.

The previous prime is 7072321. The next prime is 7072337. The reversal of 7072328 is 8232707.

It can be written as a sum of positive squares in 2 ways, for example, as 5579044 + 1493284 = 2362^2 + 1222^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7072328.

It is not an unprimeable number, because it can be changed into a prime (7072321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11651 + ... + 12242.

Almost surely, 2^7072328 is an apocalyptic number.

It is an amenable number.

7072328 is a deficient number, since it is larger than the sum of its proper divisors (6547252).

7072328 is a wasteful number, since it uses less digits than its factorization.

7072328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23936 (or 23932 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 7072328 is about 2659.3848912860. The cubic root of 7072328 is about 191.9497119456.

The spelling of 7072328 in words is "seven million, seventy-two thousand, three hundred twenty-eight".