50317418 has 4 divisors (see below), whose sum is σ = 75476130. Its totient is φ = 25158708.

The previous prime is 50317417. The next prime is 50317441. The reversal of 50317418 is 81471305.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31281649 + 19035769 = 5593^2 + 4363^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50317411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12579353 + ... + 12579356.

Almost surely, 2^50317418 is an apocalyptic number.

50317418 is a deficient number, since it is larger than the sum of its proper divisors (25158712).

50317418 is a wasteful number, since it uses less digits than its factorization.

50317418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25158711.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 50317418 is about 7093.4771445322. The cubic root of 50317418 is about 369.1810912353.

The spelling of 50317418 in words is "fifty million, three hundred seventeen thousand, four hundred eighteen".