7316728 has 8 divisors (see below), whose sum is σ = 13718880. Its totient is φ = 3658360.

The previous prime is 7316723. The next prime is 7316741. The reversal of 7316728 is 8276137.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 7316693 and 7316702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7316723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 457288 + ... + 457303.

It is an arithmetic number, because the mean of its divisors is an integer number (1714860).

Almost surely, 2^7316728 is an apocalyptic number.

It is an amenable number.

7316728 is a deficient number, since it is larger than the sum of its proper divisors (6402152).

7316728 is a wasteful number, since it uses less digits than its factorization.

7316728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914597 (or 914593 counting only the distinct ones).

The product of its digits is 14112, while the sum is 34.

The square root of 7316728 is about 2704.9451011065. The cubic root of 7316728 is about 194.1358031668.

The spelling of 7316728 in words is "seven million, three hundred sixteen thousand, seven hundred twenty-eight".