326216146 has 8 divisors (see below), whose sum is σ = 500703984. Its totient is φ = 159314820.

The previous prime is 326216089. The next prime is 326216147. The reversal of 326216146 is 641612623.

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

It is a super-2 number, since 2×326216146² = 212833947822186632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (326216147) 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, 1896520 + ... + 1896691.

It is an arithmetic number, because the mean of its divisors is an integer number (62587998).

Almost surely, 2^326216146 is an apocalyptic number.

326216146 is a deficient number, since it is larger than the sum of its proper divisors (174487838).

326216146 is a wasteful number, since it uses less digits than its factorization.

326216146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3793256.

The product of its digits is 10368, while the sum is 31.

The square root of 326216146 is about 18061.4547033178. The cubic root of 326216146 is about 688.3909478646.

Adding to 326216146 its reverse (641612623), we get a palindrome (967828769).

The spelling of 326216146 in words is "three hundred twenty-six million, two hundred sixteen thousand, one hundred forty-six".