50621827 has 4 divisors (see below), whose sum is σ = 52822800. Its totient is φ = 48420856.

The previous prime is 50621821. The next prime is 50621843. The reversal of 50621827 is 72812605.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72812605 = 5 ⋅14562521.

It is a cyclic number.

It is not a de Polignac number, because 50621827 - 2¹⁹ = 50097539 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50621821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100452 + ... + 1100497.

It is an arithmetic number, because the mean of its divisors is an integer number (13205700).

Almost surely, 2^50621827 is an apocalyptic number.

50621827 is a deficient number, since it is larger than the sum of its proper divisors (2200973).

50621827 is a wasteful number, since it uses less digits than its factorization.

50621827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200972.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 50621827 is about 7114.9017561734. The cubic root of 50621827 is about 369.9240823057.

It can be divided in two parts, 5062 and 1827, that added together give a square (6889 = 83²).

The spelling of 50621827 in words is "fifty million, six hundred twenty-one thousand, eight hundred twenty-seven".