50662891 has 4 divisors (see below), whose sum is σ = 50737752. Its totient is φ = 50588032.

The previous prime is 50662889. The next prime is 50662903. The reversal of 50662891 is 19826605.

50662891 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50662891 - 2¹ = 50662889 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50662891.

It is not an unprimeable number, because it can be changed into a prime (50662811) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 36406 + ... + 37771.

It is an arithmetic number, because the mean of its divisors is an integer number (12684438).

Almost surely, 2^50662891 is an apocalyptic number.

50662891 is a deficient number, since it is larger than the sum of its proper divisors (74861).

50662891 is an equidigital number, since it uses as much as digits as its factorization.

50662891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74860.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 50662891 is about 7117.7869453925. The cubic root of 50662891 is about 370.0240817051.

The spelling of 50662891 in words is "fifty million, six hundred sixty-two thousand, eight hundred ninety-one".