50002819 has 2 divisors, whose sum is σ = 50002820. Its totient is φ = 50002818.

The previous prime is 50002817. The next prime is 50002829. The reversal of 50002819 is 91820005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50002819 - 2¹ = 50002817 is a prime.

It is a super-2 number, since 2×50002819² = 5000563815893522, which contains 22 as substring.

Together with 50002817, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 50002793 and 50002802.

It is not a weakly prime, because it can be changed into another prime (50002811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25001409 + 25001410.

It is an arithmetic number, because the mean of its divisors is an integer number (25001410).

Almost surely, 2^50002819 is an apocalyptic number.

50002819 is a deficient number, since it is larger than the sum of its proper divisors (1).

50002819 is an equidigital number, since it uses as much as digits as its factorization.

50002819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 50002819 is about 7071.2671424576. The cubic root of 50002819 is about 368.4100732571.

The spelling of 50002819 in words is "fifty million, two thousand, eight hundred nineteen".