909697 has 2 divisors, whose sum is σ = 909698. Its totient is φ = 909696.

The previous prime is 909691. The next prime is 909731. The reversal of 909697 is 796909.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 863041 + 46656 = 929^2 + 216^2 .

It is a cyclic number.

It is not a de Polignac number, because 909697 - 2¹⁵ = 876929 is a prime.

It is not a weakly prime, because it can be changed into another prime (909691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 454848 + 454849.

It is an arithmetic number, because the mean of its divisors is an integer number (454849).

2⁹⁰⁹⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

909697 is a deficient number, since it is larger than the sum of its proper divisors (1).

909697 is an equidigital number, since it uses as much as digits as its factorization.

909697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30618, while the sum is 40.

The square root of 909697 is about 953.7803730419. The cubic root of 909697 is about 96.8944542269.

The spelling of 909697 in words is "nine hundred nine thousand, six hundred ninety-seven".