869707 has 2 divisors, whose sum is σ = 869708. Its totient is φ = 869706.

The previous prime is 869689. The next prime is 869717. The reversal of 869707 is 707968.

869707 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 869707 - 2⁷ = 869579 is a prime.

It is not a weakly prime, because it can be changed into another prime (869717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434853 + 434854.

It is an arithmetic number, because the mean of its divisors is an integer number (434854).

2⁸⁶⁹⁷⁰⁷ is an apocalyptic number.

869707 is a deficient number, since it is larger than the sum of its proper divisors (1).

869707 is an equidigital number, since it uses as much as digits as its factorization.

869707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 37.

The square root of 869707 is about 932.5808275962. The cubic root of 869707 is about 95.4533090474.

The spelling of 869707 in words is "eight hundred sixty-nine thousand, seven hundred seven".