709888493 has 2 divisors, whose sum is σ = 709888494. Its totient is φ = 709888492.

The previous prime is 709888489. The next prime is 709888513. The reversal of 709888493 is 394888907.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 501894409 + 207994084 = 22403^2 + 14422^2 .

It is a cyclic number.

It is not a de Polignac number, because 709888493 - 2² = 709888489 is a prime.

It is a super-3 number, since 3×709888493³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (709888433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354944246 + 354944247.

It is an arithmetic number, because the mean of its divisors is an integer number (354944247).

Almost surely, 2^709888493 is an apocalyptic number.

It is an amenable number.

709888493 is a deficient number, since it is larger than the sum of its proper divisors (1).

709888493 is an equidigital number, since it uses as much as digits as its factorization.

709888493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3483648, while the sum is 56.

The square root of 709888493 is about 26643.7327152184. The cubic root of 709888493 is about 892.0654353017.

The spelling of 709888493 in words is "seven hundred nine million, eight hundred eighty-eight thousand, four hundred ninety-three".