328454842 has 4 divisors (see below), whose sum is σ = 492682266. Its totient is φ = 164227420.

The previous prime is 328454839. The next prime is 328454849. The reversal of 328454842 is 248454823.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 288626121 + 39828721 = 16989^2 + 6311^2 .

It is a junction number, because it is equal to n+sod(n) for n = 328454795 and 328454804.

It is not an unprimeable number, because it can be changed into a prime (328454849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82113709 + ... + 82113712.

Almost surely, 2^328454842 is an apocalyptic number.

328454842 is a deficient number, since it is larger than the sum of its proper divisors (164227424).

328454842 is a wasteful number, since it uses less digits than its factorization.

328454842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164227423.

The product of its digits is 245760, while the sum is 40.

The square root of 328454842 is about 18123.3231500186. The cubic root of 328454842 is about 689.9620801117.

The spelling of 328454842 in words is "three hundred twenty-eight million, four hundred fifty-four thousand, eight hundred forty-two".