504730019 has 2 divisors, whose sum is σ = 504730020. Its totient is φ = 504730018.

The previous prime is 504729997. The next prime is 504730067. The reversal of 504730019 is 910037405.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 504730019 - 2⁸ = 504729763 is a prime.

It is a super-2 number, since 2×504730019² = 509504784159480722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 504729973 and 504730000.

It is not a weakly prime, because it can be changed into another prime (504730069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252365009 + 252365010.

It is an arithmetic number, because the mean of its divisors is an integer number (252365010).

Almost surely, 2^504730019 is an apocalyptic number.

504730019 is a deficient number, since it is larger than the sum of its proper divisors (1).

504730019 is an equidigital number, since it uses as much as digits as its factorization.

504730019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 504730019 is about 22466.1972527618. The cubic root of 504730019 is about 796.1954873480.

The spelling of 504730019 in words is "five hundred four million, seven hundred thirty thousand, nineteen".