3278482657 has 4 divisors (see below), whose sum is σ = 3471334596. Its totient is φ = 3085630720.

The previous prime is 3278482651. The next prime is 3278482667. The reversal of 3278482657 is 7562848723.

It is a happy number.

3278482657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1950900561 + 1327582096 = 44169^2 + 36436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3278482657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3278482651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96425944 + ... + 96425977.

It is an arithmetic number, because the mean of its divisors is an integer number (867833649).

Almost surely, 2^3278482657 is an apocalyptic number.

It is an amenable number.

3278482657 is a deficient number, since it is larger than the sum of its proper divisors (192851939).

3278482657 is a wasteful number, since it uses less digits than its factorization.

3278482657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192851938.

The product of its digits is 4515840, while the sum is 52.

The square root of 3278482657 is about 57258.0357417193. The cubic root of 3278482657 is about 1485.5626215953.

The spelling of 3278482657 in words is "three billion, two hundred seventy-eight million, four hundred eighty-two thousand, six hundred fifty-seven".