196416919 has 2 divisors, whose sum is σ = 196416920. Its totient is φ = 196416918.

The previous prime is 196416911. The next prime is 196416943. The reversal of 196416919 is 919614691.

It is a weak prime.

It is an emirp because it is prime and its reverse (919614691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196416919 - 2³ = 196416911 is a prime.

It is a super-2 number, since 2×196416919² = 77159212138905122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196416911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98208459 + 98208460.

It is an arithmetic number, because the mean of its divisors is an integer number (98208460).

Almost surely, 2^196416919 is an apocalyptic number.

196416919 is a deficient number, since it is larger than the sum of its proper divisors (1).

196416919 is an equidigital number, since it uses as much as digits as its factorization.

196416919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 46.

The square root of 196416919 is about 14014.8820544448. The cubic root of 196416919 is about 581.2901512481.

The spelling of 196416919 in words is "one hundred ninety-six million, four hundred sixteen thousand, nine hundred nineteen".