3198246427 has 2 divisors, whose sum is σ = 3198246428. Its totient is φ = 3198246426.

The previous prime is 3198246391. The next prime is 3198246433. The reversal of 3198246427 is 7246428913.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7246428913) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3198246427 - 2⁷ = 3198246299 is a prime.

It is not a weakly prime, because it can be changed into another prime (3198246127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1599123213 + 1599123214.

It is an arithmetic number, because the mean of its divisors is an integer number (1599123214).

Almost surely, 2^3198246427 is an apocalyptic number.

3198246427 is a deficient number, since it is larger than the sum of its proper divisors (1).

3198246427 is an equidigital number, since it uses as much as digits as its factorization.

3198246427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 46.

The square root of 3198246427 is about 56553.0408289422. The cubic root of 3198246427 is about 1473.3433745155.

The spelling of 3198246427 in words is "three billion, one hundred ninety-eight million, two hundred forty-six thousand, four hundred twenty-seven".