50646413 has 2 divisors, whose sum is σ = 50646414. Its totient is φ = 50646412.

The previous prime is 50646397. The next prime is 50646433. The reversal of 50646413 is 31464605.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39100009 + 11546404 = 6253^2 + 3398^2 .

It is a cyclic number.

It is not a de Polignac number, because 50646413 - 2⁴ = 50646397 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50646433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25323206 + 25323207.

It is an arithmetic number, because the mean of its divisors is an integer number (25323207).

Almost surely, 2^50646413 is an apocalyptic number.

It is an amenable number.

50646413 is a deficient number, since it is larger than the sum of its proper divisors (1).

50646413 is an equidigital number, since it uses as much as digits as its factorization.

50646413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 50646413 is about 7116.6293285515. The cubic root of 50646413 is about 369.9839608338.

The spelling of 50646413 in words is "fifty million, six hundred forty-six thousand, four hundred thirteen".