3240724563 has 12 divisors (see below), whose sum is σ = 4700635680. Its totient is φ = 2151441936.

The previous prime is 3240724559. The next prime is 3240724577. The reversal of 3240724563 is 3654270423.

3240724563 is a `hidden beast` number, since 3 + 2 + 407 + 245 + 6 + 3 = 666.

It is not a de Polignac number, because 3240724563 - 2² = 3240724559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3240724463) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 751156 + ... + 755457.

It is an arithmetic number, because the mean of its divisors is an integer number (391719640).

Almost surely, 2^3240724563 is an apocalyptic number.

3240724563 is a deficient number, since it is larger than the sum of its proper divisors (1459911117).

3240724563 is a wasteful number, since it uses less digits than its factorization.

3240724563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506858 (or 1506855 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The square root of 3240724563 is about 56927.3621644285. The cubic root of 3240724563 is about 1479.8375404521.

Adding to 3240724563 its reverse (3654270423), we get a palindrome (6894994986).

The spelling of 3240724563 in words is "three billion, two hundred forty million, seven hundred twenty-four thousand, five hundred sixty-three".