50006564 has 6 divisors (see below), whose sum is σ = 87511494. Its totient is φ = 25003280.

The previous prime is 50006563. The next prime is 50006569. The reversal of 50006564 is 46560005.

It can be written as a sum of positive squares in only one way, i.e., 47472100 + 2534464 = 6890^2 + 1592^2 .

It is not an unprimeable number, because it can be changed into a prime (50006563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6250817 + ... + 6250824.

It is an arithmetic number, because the mean of its divisors is an integer number (14585249).

Almost surely, 2^50006564 is an apocalyptic number.

It is an amenable number.

50006564 is a deficient number, since it is larger than the sum of its proper divisors (37504930).

50006564 is a wasteful number, since it uses less digits than its factorization.

50006564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12501645 (or 12501643 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 50006564 is about 7071.5319415244. The cubic root of 50006564 is about 368.4192704805.

Adding to 50006564 its reverse (46560005), we get a palindrome (96566569).

The spelling of 50006564 in words is "fifty million, six thousand, five hundred sixty-four".