50438413 has 2 divisors, whose sum is σ = 50438414. Its totient is φ = 50438412.

The previous prime is 50438387. The next prime is 50438449. The reversal of 50438413 is 31483405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50438404 + 9 = 7102^2 + 3^2 .

It is a cyclic number.

It is not a de Polignac number, because 50438413 - 2⁹ = 50437901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50432413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25219206 + 25219207.

It is an arithmetic number, because the mean of its divisors is an integer number (25219207).

Almost surely, 2^50438413 is an apocalyptic number.

It is an amenable number.

50438413 is a deficient number, since it is larger than the sum of its proper divisors (1).

50438413 is an equidigital number, since it uses as much as digits as its factorization.

50438413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 50438413 is about 7102.0006336243. Note that the first 3 decimals coincide. The cubic root of 50438413 is about 369.4767695604.

It can be divided in two parts, 5043 and 8413, that added together give a square (13456 = 116²).

The spelling of 50438413 in words is "fifty million, four hundred thirty-eight thousand, four hundred thirteen".