7320772 has 12 divisors (see below), whose sum is σ = 12974080. Its totient is φ = 3613896.

The previous prime is 7320763. The next prime is 7320773. The reversal of 7320772 is 2770237.

It is a self number, because there is not a number n which added to its sum of digits gives 7320772.

It is not an unprimeable number, because it can be changed into a prime (7320773) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 11268 + ... + 11899.

Almost surely, 2^7320772 is an apocalyptic number.

It is an amenable number.

7320772 is a deficient number, since it is larger than the sum of its proper divisors (5653308).

7320772 is a wasteful number, since it uses less digits than its factorization.

7320772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23250 (or 23248 counting only the distinct ones).

The product of its (nonzero) digits is 4116, while the sum is 28.

The square root of 7320772 is about 2705.6925176376. The cubic root of 7320772 is about 194.1715632585.

The spelling of 7320772 in words is "seven million, three hundred twenty thousand, seven hundred seventy-two".