50851086 has 96 divisors (see below), whose sum is σ = 123959808. Its totient is φ = 13777920.

The previous prime is 50851081. The next prime is 50851093. The reversal of 50851086 is 68015805.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50851081) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 524190 + ... + 524286.

It is an arithmetic number, because the mean of its divisors is an integer number (1291248).

Almost surely, 2^50851086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50851086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61979904).

50851086 is an abundant number, since it is smaller than the sum of its proper divisors (73108722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50851086 is a wasteful number, since it uses less digits than its factorization.

50851086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 50851086 is about 7130.9947412686. The cubic root of 50851086 is about 370.4816857675.

The spelling of 50851086 in words is "fifty million, eight hundred fifty-one thousand, eighty-six".