50228791 has 4 divisors (see below), whose sum is σ = 50561584. Its totient is φ = 49896000.

The previous prime is 50228777. The next prime is 50228797. The reversal of 50228791 is 19782205.

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 50228791 - 2²¹ = 48131639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50228797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166170 + ... + 166471.

It is an arithmetic number, because the mean of its divisors is an integer number (12640396).

Almost surely, 2^50228791 is an apocalyptic number.

50228791 is a deficient number, since it is larger than the sum of its proper divisors (332793).

50228791 is a wasteful number, since it uses less digits than its factorization.

50228791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332792.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 50228791 is about 7087.2273139783. The cubic root of 50228791 is about 368.9642104619.

The spelling of 50228791 in words is "fifty million, two hundred twenty-eight thousand, seven hundred ninety-one".