328462213 has 4 divisors (see below), whose sum is σ = 328943808. Its totient is φ = 327980620.

The previous prime is 328462133. The next prime is 328462217. The reversal of 328462213 is 312264823.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328462213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328462217) 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, 239773 + ... + 241138.

It is an arithmetic number, because the mean of its divisors is an integer number (82235952).

Almost surely, 2^328462213 is an apocalyptic number.

It is an amenable number.

328462213 is a deficient number, since it is larger than the sum of its proper divisors (481595).

328462213 is an equidigital number, since it uses as much as digits as its factorization.

328462213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481594.

The product of its digits is 13824, while the sum is 31.

The square root of 328462213 is about 18123.5265056225. The cubic root of 328462213 is about 689.9672413209.

The spelling of 328462213 in words is "three hundred twenty-eight million, four hundred sixty-two thousand, two hundred thirteen".