196465487 has 2 divisors, whose sum is σ = 196465488. Its totient is φ = 196465486.

The previous prime is 196465483. The next prime is 196465531. The reversal of 196465487 is 784564691.

It is a weak prime.

It is an emirp because it is prime and its reverse (784564691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196465487 - 2² = 196465483 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196465483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98232743 + 98232744.

It is an arithmetic number, because the mean of its divisors is an integer number (98232744).

Almost surely, 2^196465487 is an apocalyptic number.

196465487 is a deficient number, since it is larger than the sum of its proper divisors (1).

196465487 is an equidigital number, since it uses as much as digits as its factorization.

196465487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 50.

The square root of 196465487 is about 14016.6146768754. The cubic root of 196465487 is about 581.3380591600.

The spelling of 196465487 in words is "one hundred ninety-six million, four hundred sixty-five thousand, four hundred eighty-seven".