50664473 has 2 divisors, whose sum is σ = 50664474. Its totient is φ = 50664472.

The previous prime is 50664461. The next prime is 50664487. The reversal of 50664473 is 37446605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37797904 + 12866569 = 6148^2 + 3587^2 .

It is a cyclic number.

It is not a de Polignac number, because 50664473 - 2⁴ = 50664457 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50664413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25332236 + 25332237.

It is an arithmetic number, because the mean of its divisors is an integer number (25332237).

Almost surely, 2^50664473 is an apocalyptic number.

It is an amenable number.

50664473 is a deficient number, since it is larger than the sum of its proper divisors (1).

50664473 is an equidigital number, since it uses as much as digits as its factorization.

50664473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 50664473 is about 7117.8980745723. The cubic root of 50664473 is about 370.0279331237.

It can be divided in two parts, 5066447 and 3, that multiplied together give a triangular number (15199341 = T₅₅₁₃).

The spelling of 50664473 in words is "fifty million, six hundred sixty-four thousand, four hundred seventy-three".