803669 has 2 divisors, whose sum is σ = 803670. Its totient is φ = 803668.

The previous prime is 803659. The next prime is 803687. The reversal of 803669 is 966308.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 786769 + 16900 = 887^2 + 130^2 .

It is a cyclic number.

It is not a de Polignac number, because 803669 - 2¹² = 799573 is a prime.

It is a super-2 number, since 2×803669² = 1291767723122, which contains 22 as substring.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (803609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401834 + 401835.

It is an arithmetic number, because the mean of its divisors is an integer number (401835).

2⁸⁰³⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

803669 is a deficient number, since it is larger than the sum of its proper divisors (1).

803669 is an equidigital number, since it uses as much as digits as its factorization.

803669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 803669 is about 896.4758780915. The cubic root of 803669 is about 92.9734768470.

The spelling of 803669 in words is "eight hundred three thousand, six hundred sixty-nine".