698789359 has 2 divisors, whose sum is σ = 698789360. Its totient is φ = 698789358.

The previous prime is 698789347. The next prime is 698789393. The reversal of 698789359 is 953987896.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 698789359 - 2⁹ = 698788847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 698789359.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (698789339) 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, 349394679 + 349394680.

It is an arithmetic number, because the mean of its divisors is an integer number (349394680).

Almost surely, 2^698789359 is an apocalyptic number.

698789359 is a deficient number, since it is larger than the sum of its proper divisors (1).

698789359 is an equidigital number, since it uses as much as digits as its factorization.

698789359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29393280, while the sum is 64.

The square root of 698789359 is about 26434.6242454853. The cubic root of 698789359 is about 887.3918335145.

The spelling of 698789359 in words is "six hundred ninety-eight million, seven hundred eighty-nine thousand, three hundred fifty-nine".