50506613 has 2 divisors, whose sum is σ = 50506614. Its totient is φ = 50506612.

The previous prime is 50506607. The next prime is 50506669. The reversal of 50506613 is 31660505.

50506613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32341969 + 18164644 = 5687^2 + 4262^2 .

It is a cyclic number.

It is not a de Polignac number, because 50506613 - 2¹⁶ = 50441077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50506013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25253306 + 25253307.

It is an arithmetic number, because the mean of its divisors is an integer number (25253307).

Almost surely, 2^50506613 is an apocalyptic number.

It is an amenable number.

50506613 is a deficient number, since it is larger than the sum of its proper divisors (1).

50506613 is an equidigital number, since it uses as much as digits as its factorization.

50506613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 50506613 is about 7106.8004756008. The cubic root of 50506613 is about 369.6432231649.

The spelling of 50506613 in words is "fifty million, five hundred six thousand, six hundred thirteen".