50273891 has 4 divisors (see below), whose sum is σ = 50291784. Its totient is φ = 50256000.

The previous prime is 50273887. The next prime is 50273897. The reversal of 50273891 is 19837205.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19837205 = 5 ⋅3967441.

It is a cyclic number.

It is not a de Polignac number, because 50273891 - 2² = 50273887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50273897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3710 + ... + 10691.

It is an arithmetic number, because the mean of its divisors is an integer number (12572946).

Almost surely, 2^50273891 is an apocalyptic number.

50273891 is a deficient number, since it is larger than the sum of its proper divisors (17893).

50273891 is a wasteful number, since it uses less digits than its factorization.

50273891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17892.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 50273891 is about 7090.4083803403. The cubic root of 50273891 is about 369.0746073588.

The spelling of 50273891 in words is "fifty million, two hundred seventy-three thousand, eight hundred ninety-one".