706652189 has 2 divisors, whose sum is σ = 706652190. Its totient is φ = 706652188.

The previous prime is 706652183. The next prime is 706652227. The reversal of 706652189 is 981256607.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 503104900 + 203547289 = 22430^2 + 14267^2 .

It is a cyclic number.

It is not a de Polignac number, because 706652189 - 2⁴ = 706652173 is a prime.

It is equal to p_36579536 and since 706652189 and 36579536 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (706652183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353326094 + 353326095.

It is an arithmetic number, because the mean of its divisors is an integer number (353326095).

Almost surely, 2^706652189 is an apocalyptic number.

It is an amenable number.

706652189 is a deficient number, since it is larger than the sum of its proper divisors (1).

706652189 is an equidigital number, since it uses as much as digits as its factorization.

706652189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 706652189 is about 26582.9304065598. The cubic root of 706652189 is about 890.7077604579.

The spelling of 706652189 in words is "seven hundred six million, six hundred fifty-two thousand, one hundred eighty-nine".