3681284 has 12 divisors (see below), whose sum is σ = 6472704. Its totient is φ = 1831944.

The previous prime is 3681283. The next prime is 3681287. The reversal of 3681284 is 4821863.

It is a self number, because there is not a number n which added to its sum of digits gives 3681284.

It is not an unprimeable number, because it can be changed into a prime (3681283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1172 + ... + 2955.

It is an arithmetic number, because the mean of its divisors is an integer number (539392).

Almost surely, 2^3681284 is an apocalyptic number.

It is an amenable number.

3681284 is a deficient number, since it is larger than the sum of its proper divisors (2791420).

3681284 is a wasteful number, since it uses less digits than its factorization.

3681284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4354 (or 4352 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 3681284 is about 1918.6672457724. The cubic root of 3681284 is about 154.4068065941.

The spelling of 3681284 in words is "three million, six hundred eighty-one thousand, two hundred eighty-four".