50565604 has 24 divisors (see below), whose sum is σ = 90869688. Its totient is φ = 24610560.

The previous prime is 50565601. The next prime is 50565611. The reversal of 50565604 is 40656505.

50565604 = 1440² + 1441² + ... + 1463².

It can be written as a sum of positive squares in 4 ways, for example, as 1537600 + 49028004 = 1240^2 + 7002^2 .

It is not an unprimeable number, because it can be changed into a prime (50565601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28174 + ... + 29914.

It is an arithmetic number, because the mean of its divisors is an integer number (3786237).

Almost surely, 2^50565604 is an apocalyptic number.

It is an amenable number.

50565604 is a deficient number, since it is larger than the sum of its proper divisors (40304084).

50565604 is a wasteful number, since it uses less digits than its factorization.

50565604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935 (or 1933 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 50565604 is about 7110.9495849711. The cubic root of 50565604 is about 369.7870798340.

Subtracting from 50565604 its reverse (40656505), we obtain a palindrome (9909099).

The spelling of 50565604 in words is "fifty million, five hundred sixty-five thousand, six hundred four".