196239293 has 2 divisors, whose sum is σ = 196239294. Its totient is φ = 196239292.

The previous prime is 196239283. The next prime is 196239301. The reversal of 196239293 is 392932691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182304004 + 13935289 = 13502^2 + 3733^2 .

It is a cyclic number.

It is not a de Polignac number, because 196239293 - 2²⁶ = 129130429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196239223) 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 as a sum of consecutive naturals, namely, 98119646 + 98119647.

It is an arithmetic number, because the mean of its divisors is an integer number (98119647).

Almost surely, 2^196239293 is an apocalyptic number.

It is an amenable number.

196239293 is a deficient number, since it is larger than the sum of its proper divisors (1).

196239293 is an equidigital number, since it uses as much as digits as its factorization.

196239293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 157464, while the sum is 44.

The square root of 196239293 is about 14008.5435716922. The cubic root of 196239293 is about 581.1148720760.

The spelling of 196239293 in words is "one hundred ninety-six million, two hundred thirty-nine thousand, two hundred ninety-three".