698423783 has 2 divisors, whose sum is σ = 698423784. Its totient is φ = 698423782.

The previous prime is 698423741. The next prime is 698423813. The reversal of 698423783 is 387324896.

698423783 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 is a cyclic number.

It is not a de Polignac number, because 698423783 - 2¹⁰ = 698422759 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (698423723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349211891 + 349211892.

It is an arithmetic number, because the mean of its divisors is an integer number (349211892).

Almost surely, 2^698423783 is an apocalyptic number.

698423783 is a deficient number, since it is larger than the sum of its proper divisors (1).

698423783 is an equidigital number, since it uses as much as digits as its factorization.

698423783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 50.

The square root of 698423783 is about 26427.7086218234. The cubic root of 698423783 is about 887.2370583349.

The spelling of 698423783 in words is "six hundred ninety-eight million, four hundred twenty-three thousand, seven hundred eighty-three".