328049361 has 6 divisors (see below), whose sum is σ = 473849090. Its totient is φ = 218699568.

The previous prime is 328049333. The next prime is 328049389. The reversal of 328049361 is 163940823.

328049361 is a `hidden beast` number, since 32 + 80 + 493 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (328049333) and next prime (328049389).

It can be written as a sum of positive squares in only one way, i.e., 318408336 + 9641025 = 17844^2 + 3105^2 .

It is not a de Polignac number, because 328049361 - 2⁵ = 328049329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328048361) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18224956 + ... + 18224973.

Almost surely, 2^328049361 is an apocalyptic number.

It is an amenable number.

328049361 is a deficient number, since it is larger than the sum of its proper divisors (145799729).

328049361 is a wasteful number, since it uses less digits than its factorization.

328049361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36449935 (or 36449932 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 328049361 is about 18112.1329776479. The cubic root of 328049361 is about 689.6780413517.

The spelling of 328049361 in words is "three hundred twenty-eight million, forty-nine thousand, three hundred sixty-one".