196896893 has 2 divisors, whose sum is σ = 196896894. Its totient is φ = 196896892.

The previous prime is 196896877. The next prime is 196896913. The reversal of 196896893 is 398698691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196056004 + 840889 = 14002^2 + 917^2 .

It is a cyclic number.

It is not a de Polignac number, because 196896893 - 2⁴ = 196896877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196896803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98448446 + 98448447.

It is an arithmetic number, because the mean of its divisors is an integer number (98448447).

Almost surely, 2^196896893 is an apocalyptic number.

It is an amenable number.

196896893 is a deficient number, since it is larger than the sum of its proper divisors (1).

196896893 is an equidigital number, since it uses as much as digits as its factorization.

196896893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5038848, while the sum is 59.

The square root of 196896893 is about 14031.9953320973. The cubic root of 196896893 is about 581.7632557813.

It can be divided in two parts, 196896 and 893, that multiplied together give a triangular number (175828128 = T₁₈₇₅₂).

The spelling of 196896893 in words is "one hundred ninety-six million, eight hundred ninety-six thousand, eight hundred ninety-three".