823066 has 8 divisors (see below), whose sum is σ = 1241460. Its totient is φ = 409248.

The previous prime is 823051. The next prime is 823117. The reversal of 823066 is 660328.

823066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 606841 + 216225 = 779^2 + 465^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 823066.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651 + ... + 1438.

2⁸²³⁰⁶⁶ is an apocalyptic number.

823066 is a deficient number, since it is larger than the sum of its proper divisors (418394).

823066 is a wasteful number, since it uses less digits than its factorization.

823066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2288.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 823066 is about 907.2298495971. The cubic root of 823066 is about 93.7155274739.

It can be divided in two parts, 8 and 23066, that multiplied together give a triangular number (184528 = T₆₀₇).

The spelling of 823066 in words is "eight hundred twenty-three thousand, sixty-six".