355697 has 2 divisors, whose sum is σ = 355698. Its totient is φ = 355696.

The previous prime is 355679. The next prime is 355717. The reversal of 355697 is 796553.

Together with previous prime (355679) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 341056 + 14641 = 584^2 + 121^2 .

It is an emirp because it is prime and its reverse (796553) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 355697 - 2⁶ = 355633 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 355697.

It is not a weakly prime, because it can be changed into another prime (355297) 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, 177848 + 177849.

It is an arithmetic number, because the mean of its divisors is an integer number (177849).

2³⁵⁵⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

355697 is a deficient number, since it is larger than the sum of its proper divisors (1).

355697 is an equidigital number, since it uses as much as digits as its factorization.

355697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28350, while the sum is 35.

The square root of 355697 is about 596.4033869790. The cubic root of 355697 is about 70.8532975637.

The spelling of 355697 in words is "three hundred fifty-five thousand, six hundred ninety-seven".