6872419 has 2 divisors, whose sum is σ = 6872420. Its totient is φ = 6872418.

The previous prime is 6872381. The next prime is 6872431. The reversal of 6872419 is 9142786.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6872419 - 2⁷ = 6872291 is a prime.

It is a super-2 number, since 2×6872419² = 94460285823122, which contains 22 as substring.

6872419 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6872479) 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, 3436209 + 3436210.

It is an arithmetic number, because the mean of its divisors is an integer number (3436210).

Almost surely, 2^6872419 is an apocalyptic number.

6872419 is a deficient number, since it is larger than the sum of its proper divisors (1).

6872419 is an equidigital number, since it uses as much as digits as its factorization.

6872419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 6872419 is about 2621.5298968351. The cubic root of 6872419 is about 190.1238251015.

It can be divided in two parts, 687241 and 9, that multiplied together give a square (6185169 = 2487²).

The spelling of 6872419 in words is "six million, eight hundred seventy-two thousand, four hundred nineteen".