50009287 has 2 divisors, whose sum is σ = 50009288. Its totient is φ = 50009286.

The previous prime is 50009279. The next prime is 50009341. The reversal of 50009287 is 78290005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50009287 - 2³ = 50009279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50039287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25004643 + 25004644.

It is an arithmetic number, because the mean of its divisors is an integer number (25004644).

Almost surely, 2^50009287 is an apocalyptic number.

50009287 is a deficient number, since it is larger than the sum of its proper divisors (1).

50009287 is an equidigital number, since it uses as much as digits as its factorization.

50009287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 50009287 is about 7071.7244714426. The cubic root of 50009287 is about 368.4259575190.

The spelling of 50009287 in words is "fifty million, nine thousand, two hundred eighty-seven".