50857636 has 12 divisors (see below), whose sum is σ = 89096140. Its totient is φ = 25401600.

The previous prime is 50857633. The next prime is 50857643. The reversal of 50857636 is 63675805.

It can be written as a sum of positive squares in 2 ways, for example, as 16564900 + 34292736 = 4070^2 + 5856^2 .

It is not an unprimeable number, because it can be changed into a prime (50857633) 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, 2265 + ... + 10336.

Almost surely, 2^50857636 is an apocalyptic number.

It is an amenable number.

50857636 is a deficient number, since it is larger than the sum of its proper divisors (38238504).

50857636 is a wasteful number, since it uses less digits than its factorization.

50857636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13614 (or 13612 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 50857636 is about 7131.4539891946. The cubic root of 50857636 is about 370.4975920215.

It can be divided in two parts, 5085 and 7636, that added together give a palindrome (12721).

The spelling of 50857636 in words is "fifty million, eight hundred fifty-seven thousand, six hundred thirty-six".