3644748682 has 16 divisors (see below), whose sum is σ = 6005079360. Its totient is φ = 1651396032.

The previous prime is 3644748641. The next prime is 3644748683. The reversal of 3644748682 is 2868474463.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3644748683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2084223 + ... + 2085970.

It is an arithmetic number, because the mean of its divisors is an integer number (375317460).

Almost surely, 2^3644748682 is an apocalyptic number.

3644748682 is a deficient number, since it is larger than the sum of its proper divisors (2360330678).

3644748682 is a wasteful number, since it uses less digits than its factorization.

3644748682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4170237.

The product of its digits is 6193152, while the sum is 52.

The square root of 3644748682 is about 60371.7540079796. The cubic root of 3644748682 is about 1538.9429810121.

The spelling of 3644748682 in words is "three billion, six hundred forty-four million, seven hundred forty-eight thousand, six hundred eighty-two".