3280736 has 12 divisors (see below), whose sum is σ = 6459012. Its totient is φ = 1640352.

The previous prime is 3280703. The next prime is 3280747. The reversal of 3280736 is 6370823.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3280699 and 3280708.

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, 51230 + ... + 51293.

It is an arithmetic number, because the mean of its divisors is an integer number (538251).

Almost surely, 2^3280736 is an apocalyptic number.

It is an amenable number.

3280736 is a deficient number, since it is larger than the sum of its proper divisors (3178276).

3280736 is a wasteful number, since it uses less digits than its factorization.

3280736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102533 (or 102525 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 3280736 is about 1811.2802102381. The cubic root of 3280736 is about 148.5902892370.

The spelling of 3280736 in words is "three million, two hundred eighty thousand, seven hundred thirty-six".