197730733 has 2 divisors, whose sum is σ = 197730734. Its totient is φ = 197730732.

The previous prime is 197730691. The next prime is 197730751. The reversal of 197730733 is 337037791.

197730733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169989444 + 27741289 = 13038^2 + 5267^2 .

It is a cyclic number.

It is not a de Polignac number, because 197730733 - 2²⁵ = 164176301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197730763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98865366 + 98865367.

It is an arithmetic number, because the mean of its divisors is an integer number (98865367).

Almost surely, 2^197730733 is an apocalyptic number.

It is an amenable number.

197730733 is a deficient number, since it is larger than the sum of its proper divisors (1).

197730733 is an equidigital number, since it uses as much as digits as its factorization.

197730733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 83349, while the sum is 40.

The square root of 197730733 is about 14061.6760380831. The cubic root of 197730733 is about 582.5833369441.

The spelling of 197730733 in words is "one hundred ninety-seven million, seven hundred thirty thousand, seven hundred thirty-three".