50289787 has 2 divisors, whose sum is σ = 50289788. Its totient is φ = 50289786.

The previous prime is 50289779. The next prime is 50289793. The reversal of 50289787 is 78798205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50289787 - 2³ = 50289779 is a prime.

It is a super-3 number, since 3×50289787³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (50289287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25144893 + 25144894.

It is an arithmetic number, because the mean of its divisors is an integer number (25144894).

Almost surely, 2^50289787 is an apocalyptic number.

50289787 is a deficient number, since it is larger than the sum of its proper divisors (1).

50289787 is an equidigital number, since it uses as much as digits as its factorization.

50289787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 46.

The square root of 50289787 is about 7091.5292426951. The cubic root of 50289787 is about 369.1135022445.

It can be divided in two parts, 50289 and 787, that added together give a square (51076 = 226²).

The spelling of 50289787 in words is "fifty million, two hundred eighty-nine thousand, seven hundred eighty-seven".