50987473 has 2 divisors, whose sum is σ = 50987474. Its totient is φ = 50987472.

The previous prime is 50987449. The next prime is 50987549. The reversal of 50987473 is 37478905.

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., 48205249 + 2782224 = 6943^2 + 1668^2 .

It is a cyclic number.

It is not a de Polignac number, because 50987473 - 2⁵ = 50987441 is a prime.

It is not a weakly prime, because it can be changed into another prime (50987413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25493736 + 25493737.

It is an arithmetic number, because the mean of its divisors is an integer number (25493737).

Almost surely, 2^50987473 is an apocalyptic number.

It is an amenable number.

50987473 is a deficient number, since it is larger than the sum of its proper divisors (1).

50987473 is an equidigital number, since it uses as much as digits as its factorization.

50987473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 50987473 is about 7140.5513092478. The cubic root of 50987473 is about 370.8126113686.

The spelling of 50987473 in words is "fifty million, nine hundred eighty-seven thousand, four hundred seventy-three".