323213146 has 8 divisors (see below), whose sum is σ = 513338580. Its totient is φ = 152100288.

The previous prime is 323213141. The next prime is 323213153. The reversal of 323213146 is 641312323.

It can be written as a sum of positive squares in 2 ways, for example, as 317018025 + 6195121 = 17805^2 + 2489^2 .

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 323213146.

It is not an unprimeable number, because it can be changed into a prime (323213141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4753101 + ... + 4753168.

Almost surely, 2^323213146 is an apocalyptic number.

323213146 is a deficient number, since it is larger than the sum of its proper divisors (190125434).

323213146 is a wasteful number, since it uses less digits than its factorization.

323213146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9506288.

The product of its digits is 2592, while the sum is 25.

The square root of 323213146 is about 17978.1296580039. The cubic root of 323213146 is about 686.2720929889.

Adding to 323213146 its reverse (641312323), we get a palindrome (964525469).

The spelling of 323213146 in words is "three hundred twenty-three million, two hundred thirteen thousand, one hundred forty-six".