196387427 has 2 divisors, whose sum is σ = 196387428. Its totient is φ = 196387426.

The previous prime is 196387421. The next prime is 196387441. The reversal of 196387427 is 724783691.

196387427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196387427 - 2¹⁰ = 196386403 is a prime.

It is not a weakly prime, because it can be changed into another prime (196387421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98193713 + 98193714.

It is an arithmetic number, because the mean of its divisors is an integer number (98193714).

Almost surely, 2^196387427 is an apocalyptic number.

196387427 is a deficient number, since it is larger than the sum of its proper divisors (1).

196387427 is an equidigital number, since it uses as much as digits as its factorization.

196387427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 47.

The square root of 196387427 is about 14013.8298476897. The cubic root of 196387427 is about 581.2610562201.

The spelling of 196387427 in words is "one hundred ninety-six million, three hundred eighty-seven thousand, four hundred twenty-seven".