19496419 has 2 divisors, whose sum is σ = 19496420. Its totient is φ = 19496418.

The previous prime is 19496401. The next prime is 19496423. The reversal of 19496419 is 91469491.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (91469491) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19496419 - 2⁹ = 19495907 is a prime.

It is a super-2 number, since 2×19496419² = 760220707647122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (19496459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9748209 + 9748210.

It is an arithmetic number, because the mean of its divisors is an integer number (9748210).

Almost surely, 2^19496419 is an apocalyptic number.

19496419 is a deficient number, since it is larger than the sum of its proper divisors (1).

19496419 is an equidigital number, since it uses as much as digits as its factorization.

19496419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 43.

The square root of 19496419 is about 4415.4749461411. The cubic root of 19496419 is about 269.1441532843.

The spelling of 19496419 in words is "nineteen million, four hundred ninety-six thousand, four hundred nineteen".