393223243606 has 4 divisors (see below), whose sum is σ = 589834865412. Its totient is φ = 196611621802.

The previous prime is 393223243573. The next prime is 393223243631. The reversal of 393223243606 is 606342322393.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98305810900 + ... + 98305810903.

It is an arithmetic number, because the mean of its divisors is an integer number (147458716353).

Almost surely, 2^393223243606 is an apocalyptic number.

393223243606 is a deficient number, since it is larger than the sum of its proper divisors (196611621806).

393223243606 is a wasteful number, since it uses less digits than its factorization.

393223243606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196611621805.

The product of its (nonzero) digits is 839808, while the sum is 43.

Adding to 393223243606 its reverse (606342322393), we get a palindrome (999565565999).

The spelling of 393223243606 in words is "three hundred ninety-three billion, two hundred twenty-three million, two hundred forty-three thousand, six hundred six".