3278345138 has 8 divisors (see below), whose sum is σ = 4917900288. Its totient is φ = 1639045044.

The previous prime is 3278345131. The next prime is 3278345141. The reversal of 3278345138 is 8315438723.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3278345131) 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, 27506 + ... + 85517.

It is an arithmetic number, because the mean of its divisors is an integer number (614737536).

Almost surely, 2^3278345138 is an apocalyptic number.

3278345138 is a deficient number, since it is larger than the sum of its proper divisors (1639555150).

3278345138 is a wasteful number, since it uses less digits than its factorization.

3278345138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127528.

The product of its digits is 483840, while the sum is 44.

The square root of 3278345138 is about 57256.8348583818. The cubic root of 3278345138 is about 1485.5418502036.

The spelling of 3278345138 in words is "three billion, two hundred seventy-eight million, three hundred forty-five thousand, one hundred thirty-eight".