869461 has 2 divisors, whose sum is σ = 869462. Its totient is φ = 869460.

The previous prime is 869443. The next prime is 869467. The reversal of 869461 is 164968.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 799236 + 70225 = 894^2 + 265^2 .

It is a cyclic number.

It is not a de Polignac number, because 869461 - 2¹¹ = 867413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (869467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434730 + 434731.

It is an arithmetic number, because the mean of its divisors is an integer number (434731).

2⁸⁶⁹⁴⁶¹ is an apocalyptic number.

It is an amenable number.

869461 is a deficient number, since it is larger than the sum of its proper divisors (1).

869461 is an equidigital number, since it uses as much as digits as its factorization.

869461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 34.

The square root of 869461 is about 932.4489262153. The cubic root of 869461 is about 95.4443084191. Note that the first 3 decimals are identical.

The spelling of 869461 in words is "eight hundred sixty-nine thousand, four hundred sixty-one".