698983 has 2 divisors, whose sum is σ = 698984. Its totient is φ = 698982.

The previous prime is 698977. The next prime is 699001. The reversal of 698983 is 389896.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 698983 - 2⁹ = 698471 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (698903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349491 + 349492.

It is an arithmetic number, because the mean of its divisors is an integer number (349492).

2⁶⁹⁸⁹⁸³ is an apocalyptic number.

698983 is a deficient number, since it is larger than the sum of its proper divisors (1).

698983 is an equidigital number, since it uses as much as digits as its factorization.

698983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 43.

The square root of 698983 is about 836.0520318736. The cubic root of 698983 is about 88.7473794108.

It can be divided in two parts, 698 and 983, that added together give a square (1681 = 41²).

The spelling of 698983 in words is "six hundred ninety-eight thousand, nine hundred eighty-three".