328458227 has 2 divisors, whose sum is σ = 328458228. Its totient is φ = 328458226.

The previous prime is 328458223. The next prime is 328458281. The reversal of 328458227 is 722854823.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328458227 - 2² = 328458223 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (328458223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164229113 + 164229114.

It is an arithmetic number, because the mean of its divisors is an integer number (164229114).

Almost surely, 2^328458227 is an apocalyptic number.

328458227 is a deficient number, since it is larger than the sum of its proper divisors (1).

328458227 is an equidigital number, since it uses as much as digits as its factorization.

328458227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 215040, while the sum is 41.

The square root of 328458227 is about 18123.4165377282. The cubic root of 328458227 is about 689.9644503144.

The spelling of 328458227 in words is "three hundred twenty-eight million, four hundred fifty-eight thousand, two hundred twenty-seven".