50772271 has 4 divisors (see below), whose sum is σ = 55387944. Its totient is φ = 46156600.

The previous prime is 50772269. The next prime is 50772283. The reversal of 50772271 is 17227705.

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 50772271 - 2¹ = 50772269 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50772671) 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, 2307820 + ... + 2307841.

It is an arithmetic number, because the mean of its divisors is an integer number (13846986).

Almost surely, 2^50772271 is an apocalyptic number.

50772271 is a deficient number, since it is larger than the sum of its proper divisors (4615673).

50772271 is a wasteful number, since it uses less digits than its factorization.

50772271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4615672.

The product of its (nonzero) digits is 6860, while the sum is 31.

The square root of 50772271 is about 7125.4663707016. The cubic root of 50772271 is about 370.2901814164.

Adding to 50772271 its reverse (17227705), we get a palindrome (67999976).

The spelling of 50772271 in words is "fifty million, seven hundred seventy-two thousand, two hundred seventy-one".