196305847 has 2 divisors, whose sum is σ = 196305848. Its totient is φ = 196305846.

The previous prime is 196305829. The next prime is 196305859. The reversal of 196305847 is 748503691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196305847 - 2¹⁹ = 195781559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196305877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98152923 + 98152924.

It is an arithmetic number, because the mean of its divisors is an integer number (98152924).

Almost surely, 2^196305847 is an apocalyptic number.

196305847 is a deficient number, since it is larger than the sum of its proper divisors (1).

196305847 is an equidigital number, since it uses as much as digits as its factorization.

196305847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 196305847 is about 14010.9188492404. The cubic root of 196305847 is about 581.1805591380.

The spelling of 196305847 in words is "one hundred ninety-six million, three hundred five thousand, eight hundred forty-seven".