7346728 has 8 divisors (see below), whose sum is σ = 13775130. Its totient is φ = 3673360.

The previous prime is 7346707. The next prime is 7346761. The reversal of 7346728 is 8276437.

It can be written as a sum of positive squares in only one way, i.e., 6853924 + 492804 = 2618^2 + 702^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 459163 + ... + 459178.

Almost surely, 2^7346728 is an apocalyptic number.

It is an amenable number.

7346728 is a deficient number, since it is larger than the sum of its proper divisors (6428402).

7346728 is a wasteful number, since it uses less digits than its factorization.

7346728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918347 (or 918343 counting only the distinct ones).

The product of its digits is 56448, while the sum is 37.

The square root of 7346728 is about 2710.4848274801. The cubic root of 7346728 is about 194.4007728014.

The spelling of 7346728 in words is "seven million, three hundred forty-six thousand, seven hundred twenty-eight".