50426311 has 4 divisors (see below), whose sum is σ = 54305272. Its totient is φ = 46547352.

The previous prime is 50426309. The next prime is 50426317. The reversal of 50426311 is 11362405.

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 50426311 - 2¹ = 50426309 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 (50426317) 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, 1939461 + ... + 1939486.

It is an arithmetic number, because the mean of its divisors is an integer number (13576318).

Almost surely, 2^50426311 is an apocalyptic number.

50426311 is a deficient number, since it is larger than the sum of its proper divisors (3878961).

50426311 is a wasteful number, since it uses less digits than its factorization.

50426311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878960.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 50426311 is about 7101.1485690697. The cubic root of 50426311 is about 369.4472169154.

Adding to 50426311 its reverse (11362405), we get a palindrome (61788716).

The spelling of 50426311 in words is "fifty million, four hundred twenty-six thousand, three hundred eleven".