50821236 has 48 divisors (see below), whose sum is σ = 132343680. Its totient is φ = 16865280.

The previous prime is 50821229. The next prime is 50821259. The reversal of 50821236 is 63212805.

50821236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26841 + ... + 28671.

It is an arithmetic number, because the mean of its divisors is an integer number (2757160).

Almost surely, 2^50821236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50821236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66171840).

50821236 is an abundant number, since it is smaller than the sum of its proper divisors (81522444).

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

50821236 is a wasteful number, since it uses less digits than its factorization.

50821236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101 (or 2093 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 50821236 is about 7128.9014581491. The cubic root of 50821236 is about 370.4091796601.

The spelling of 50821236 in words is "fifty million, eight hundred twenty-one thousand, two hundred thirty-six".