321316852 has 12 divisors (see below), whose sum is σ = 563058496. Its totient is φ = 160443000.

The previous prime is 321316799. The next prime is 321316859. The reversal of 321316852 is 258613123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321316859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50478 + ... + 56485.

Almost surely, 2^321316852 is an apocalyptic number.

It is an amenable number.

321316852 is a deficient number, since it is larger than the sum of its proper divisors (241741644).

321316852 is a wasteful number, since it uses less digits than its factorization.

321316852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107718 (or 107716 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 321316852 is about 17925.3131632337. The cubic root of 321316852 is about 684.9273384486.

Adding to 321316852 its reverse (258613123), we get a palindrome (579929975).

It can be divided in two parts, 32131 and 6852, that added together give a palindrome (38983).

The spelling of 321316852 in words is "three hundred twenty-one million, three hundred sixteen thousand, eight hundred fifty-two".