50857816 has 16 divisors (see below), whose sum is σ = 95855400. Its totient is φ = 25296384.

The previous prime is 50857811. The next prime is 50857817. The reversal of 50857816 is 61875805.

It is a super-3 number, since 3×50857816³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50857811) 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, 14926 + ... + 18013.

Almost surely, 2^50857816 is an apocalyptic number.

It is an amenable number.

50857816 is a deficient number, since it is larger than the sum of its proper divisors (44997584).

50857816 is a wasteful number, since it uses less digits than its factorization.

50857816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33138 (or 33134 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 40.

The square root of 50857816 is about 7131.4666093308. The cubic root of 50857816 is about 370.4980291206.

The spelling of 50857816 in words is "fifty million, eight hundred fifty-seven thousand, eight hundred sixteen".