3194623469 has 2 divisors, whose sum is σ = 3194623470. Its totient is φ = 3194623468.

The previous prime is 3194623457. The next prime is 3194623483. The reversal of 3194623469 is 9643264913.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2527072900 + 667550569 = 50270^2 + 25837^2 .

It is a cyclic number.

It is not a de Polignac number, because 3194623469 - 2⁸ = 3194623213 is a prime.

It is a super-2 number, since 2×3194623469² = 20411238217371187922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3194623169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1597311734 + 1597311735.

It is an arithmetic number, because the mean of its divisors is an integer number (1597311735).

Almost surely, 2^3194623469 is an apocalyptic number.

It is an amenable number.

3194623469 is a deficient number, since it is larger than the sum of its proper divisors (1).

3194623469 is an equidigital number, since it uses as much as digits as its factorization.

3194623469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 47.

The square root of 3194623469 is about 56521.0002476955. Note that the first 3 decimals coincide. The cubic root of 3194623469 is about 1472.7868322431.

The spelling of 3194623469 in words is "three billion, one hundred ninety-four million, six hundred twenty-three thousand, four hundred sixty-nine".