7305668 has 6 divisors (see below), whose sum is σ = 12784926. Its totient is φ = 3652832.

The previous prime is 7305659. The next prime is 7305673. The reversal of 7305668 is 8665037.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7011904 + 293764 = 2648^2 + 542^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 913205 + ... + 913212.

It is an arithmetic number, because the mean of its divisors is an integer number (2130821).

Almost surely, 2^7305668 is an apocalyptic number.

It is an amenable number.

7305668 is a deficient number, since it is larger than the sum of its proper divisors (5479258).

7305668 is a wasteful number, since it uses less digits than its factorization.

7305668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1826421 (or 1826419 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 7305668 is about 2702.8999241555. The cubic root of 7305668 is about 194.0379349772.

The spelling of 7305668 in words is "seven million, three hundred five thousand, six hundred sixty-eight".