50522413 has 4 divisors (see below), whose sum is σ = 50969628. Its totient is φ = 50075200.

The previous prime is 50522389. The next prime is 50522441. The reversal of 50522413 is 31422505.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11309769 + 39212644 = 3363^2 + 6262^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50522413 is a prime.

It is a Smith number, since the sum of its digits (22) 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 (50525413) 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, 223438 + ... + 223663.

It is an arithmetic number, because the mean of its divisors is an integer number (12742407).

Almost surely, 2^50522413 is an apocalyptic number.

It is an amenable number.

50522413 is a deficient number, since it is larger than the sum of its proper divisors (447215).

50522413 is a wasteful number, since it uses less digits than its factorization.

50522413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447214.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 50522413 is about 7107.9120000180. The cubic root of 50522413 is about 369.6817643491.

Adding to 50522413 its reverse (31422505), we get a palindrome (81944918).

The spelling of 50522413 in words is "fifty million, five hundred twenty-two thousand, four hundred thirteen".