196496959 has 4 divisors (see below), whose sum is σ = 198704880. Its totient is φ = 194289040.

The previous prime is 196496929. The next prime is 196496977. The reversal of 196496959 is 959694691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 959694691 = 53 ⋅18107447.

It is a cyclic number.

It is not a de Polignac number, because 196496959 - 2¹⁹ = 195972671 is a prime.

It is a super-2 number, since 2×196496959² = 77222109792495362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196496929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1103827 + ... + 1104004.

It is an arithmetic number, because the mean of its divisors is an integer number (49676220).

Almost surely, 2^196496959 is an apocalyptic number.

196496959 is a deficient number, since it is larger than the sum of its proper divisors (2207921).

196496959 is an equidigital number, since it uses as much as digits as its factorization.

196496959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2207920.

The product of its digits is 4723920, while the sum is 58.

The square root of 196496959 is about 14017.7372995787. The cubic root of 196496959 is about 581.3690992082.

The spelling of 196496959 in words is "one hundred ninety-six million, four hundred ninety-six thousand, nine hundred fifty-nine".