3648682 has 4 divisors (see below), whose sum is σ = 5473026. Its totient is φ = 1824340.

The previous prime is 3648661. The next prime is 3648683. The reversal of 3648682 is 2868463.

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

It can be written as a sum of positive squares in only one way, i.e., 2686321 + 962361 = 1639^2 + 981^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3648683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 912169 + ... + 912172.

Almost surely, 2^3648682 is an apocalyptic number.

3648682 is a deficient number, since it is larger than the sum of its proper divisors (1824344).

3648682 is a wasteful number, since it uses less digits than its factorization.

3648682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1824343.

The product of its digits is 55296, while the sum is 37.

The square root of 3648682 is about 1910.1523499449. The cubic root of 3648682 is about 153.9496377738.

The spelling of 3648682 in words is "three million, six hundred forty-eight thousand, six hundred eighty-two".