328083278 has 4 divisors (see below), whose sum is σ = 492124920. Its totient is φ = 164041638.

The previous prime is 328083253. The next prime is 328083299. The reversal of 328083278 is 872380823.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82020818 + ... + 82020821.

It is an arithmetic number, because the mean of its divisors is an integer number (123031230).

Almost surely, 2^328083278 is an apocalyptic number.

328083278 is a deficient number, since it is larger than the sum of its proper divisors (164041642).

328083278 is a wasteful number, since it uses less digits than its factorization.

328083278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164041641.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 328083278 is about 18113.0692595154. The cubic root of 328083278 is about 689.7018091204.

The spelling of 328083278 in words is "three hundred twenty-eight million, eighty-three thousand, two hundred seventy-eight".