7328563 has 4 divisors (see below), whose sum is σ = 7994808. Its totient is φ = 6662320.

The previous prime is 7328551. The next prime is 7328591. The reversal of 7328563 is 3658237.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3658237 = 11 ⋅332567.

It is a cyclic number.

It is not a de Polignac number, because 7328563 - 2⁹ = 7328051 is a prime.

It is a Duffinian number.

7328563 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7328263) 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, 333106 + ... + 333127.

It is an arithmetic number, because the mean of its divisors is an integer number (1998702).

Almost surely, 2^7328563 is an apocalyptic number.

7328563 is a deficient number, since it is larger than the sum of its proper divisors (666245).

7328563 is a wasteful number, since it uses less digits than its factorization.

7328563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666244.

The product of its digits is 30240, while the sum is 34.

The square root of 7328563 is about 2707.1318770980. The cubic root of 7328563 is about 194.2404200363.

The spelling of 7328563 in words is "seven million, three hundred twenty-eight thousand, five hundred sixty-three".