698773 has 2 divisors, whose sum is σ = 698774. Its totient is φ = 698772.

The previous prime is 698729. The next prime is 698779. The reversal of 698773 is 377896.

698773 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 can be written as a sum of positive squares in only one way, i.e., 651249 + 47524 = 807^2 + 218^2 .

It is a cyclic number.

It is not a de Polignac number, because 698773 - 2⁹ = 698261 is a prime.

It is a nialpdrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (698779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349386 + 349387.

It is an arithmetic number, because the mean of its divisors is an integer number (349387).

2⁶⁹⁸⁷⁷³ is an apocalyptic number.

It is an amenable number.

698773 is a deficient number, since it is larger than the sum of its proper divisors (1).

698773 is an equidigital number, since it uses as much as digits as its factorization.

698773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 40.

The square root of 698773 is about 835.9264321697. The cubic root of 698773 is about 88.7384908702.

The spelling of 698773 in words is "six hundred ninety-eight thousand, seven hundred seventy-three".