50522518 has 16 divisors (see below), whose sum is σ = 77450400. Its totient is φ = 24710400.

The previous prime is 50522491. The next prime is 50522519. The reversal of 50522518 is 81522505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50522519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23238 + ... + 25318.

It is an arithmetic number, because the mean of its divisors is an integer number (4840650).

Almost surely, 2^50522518 is an apocalyptic number.

50522518 is a deficient number, since it is larger than the sum of its proper divisors (26927882).

50522518 is a wasteful number, since it uses less digits than its factorization.

50522518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343.

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 50522518 is about 7107.9193861495. The cubic root of 50522518 is about 369.6820204503.

It can be divided in two parts, 50522 and 518, that added together give a triangular number (51040 = T₃₁₉).

The spelling of 50522518 in words is "fifty million, five hundred twenty-two thousand, five hundred eighteen".