196930417 has 2 divisors, whose sum is σ = 196930418. Its totient is φ = 196930416.

The previous prime is 196930399. The next prime is 196930429. The reversal of 196930417 is 714039691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127441521 + 69488896 = 11289^2 + 8336^2 .

It is a cyclic number.

It is not a de Polignac number, because 196930417 - 2⁷ = 196930289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 196930417.

It is not a weakly prime, because it can be changed into another prime (196933417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98465208 + 98465209.

It is an arithmetic number, because the mean of its divisors is an integer number (98465209).

Almost surely, 2^196930417 is an apocalyptic number.

It is an amenable number.

196930417 is a deficient number, since it is larger than the sum of its proper divisors (1).

196930417 is an equidigital number, since it uses as much as digits as its factorization.

196930417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 196930417 is about 14033.1898369544. The cubic root of 196930417 is about 581.7962712415.

The spelling of 196930417 in words is "one hundred ninety-six million, nine hundred thirty thousand, four hundred seventeen".