3212823 has 8 divisors (see below), whose sum is σ = 4431600. Its totient is φ = 2067968.

The previous prime is 3212819. The next prime is 3212849. The reversal of 3212823 is 3282123.

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

It is a cyclic number.

It is not a de Polignac number, because 3212823 - 2² = 3212819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3212823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3212863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18378 + ... + 18551.

It is an arithmetic number, because the mean of its divisors is an integer number (553950).

Almost surely, 2^3212823 is an apocalyptic number.

3212823 is a deficient number, since it is larger than the sum of its proper divisors (1218777).

3212823 is a wasteful number, since it uses less digits than its factorization.

3212823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36961.

The product of its digits is 576, while the sum is 21.

The square root of 3212823 is about 1792.4349360577. The cubic root of 3212823 is about 147.5578323444.

Adding to 3212823 its reverse (3282123), we get a palindrome (6494946).

The spelling of 3212823 in words is "three million, two hundred twelve thousand, eight hundred twenty-three".