3681723670 has 64 divisors (see below), whose sum is σ = 7076160000. Its totient is φ = 1375266816.

The previous prime is 3681723667. The next prime is 3681723679. The reversal of 3681723670 is 763271863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3681723679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8199606 + ... + 8200054.

It is an arithmetic number, because the mean of its divisors is an integer number (110565000).

Almost surely, 2^3681723670 is an apocalyptic number.

3681723670 is a deficient number, since it is larger than the sum of its proper divisors (3394436330).

3681723670 is a wasteful number, since it uses less digits than its factorization.

3681723670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997.

The product of its (nonzero) digits is 254016, while the sum is 43.

The square root of 3681723670 is about 60677.2088184682. The cubic root of 3681723670 is about 1544.1295348360.

The spelling of 3681723670 in words is "three billion, six hundred eighty-one million, seven hundred twenty-three thousand, six hundred seventy".