196795291 has 16 divisors (see below), whose sum is σ = 256025088. Its totient is φ = 146678400.

The previous prime is 196795253. The next prime is 196795297. The reversal of 196795291 is 192597691.

It is not a de Polignac number, because 196795291 - 2⁷ = 196795163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196795297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53790 + ... + 57331.

It is an arithmetic number, because the mean of its divisors is an integer number (16001568).

Almost surely, 2^196795291 is an apocalyptic number.

196795291 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

196795291 is a deficient number, since it is larger than the sum of its proper divisors (59229797).

196795291 is a wasteful number, since it uses less digits than its factorization.

196795291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111162.

The product of its digits is 306180, while the sum is 49.

The square root of 196795291 is about 14028.3744959992. The cubic root of 196795291 is about 581.6631721296.

The spelling of 196795291 in words is "one hundred ninety-six million, seven hundred ninety-five thousand, two hundred ninety-one".