4047419 has 2 divisors, whose sum is σ = 4047420. Its totient is φ = 4047418.

The previous prime is 4047413. The next prime is 4047431. The reversal of 4047419 is 9147404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4047419 - 2¹⁶ = 3981883 is a prime.

It is a super-2 number, since 2×4047419² = 32763201123122, 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 = 4047391 and 4047400.

It is not a weakly prime, because it can be changed into another prime (4047413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2023709 + 2023710.

It is an arithmetic number, because the mean of its divisors is an integer number (2023710).

Almost surely, 2^4047419 is an apocalyptic number.

4047419 is a deficient number, since it is larger than the sum of its proper divisors (1).

4047419 is an equidigital number, since it uses as much as digits as its factorization.

4047419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 4047419 is about 2011.8198229464. The cubic root of 4047419 is about 159.3649174193.

The spelling of 4047419 in words is "four million, forty-seven thousand, four hundred nineteen".