3668732722 has 8 divisors (see below), whose sum is σ = 5526718236. Its totient is φ = 1826493312.

The previous prime is 3668732707. The next prime is 3668732729. The reversal of 3668732722 is 2272378663.

It can be written as a sum of positive squares in 2 ways, for example, as 3571138081 + 97594641 = 59759^2 + 9879^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3668732729) 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 3 ways as a sum of consecutive naturals, for example, 3935943 + ... + 3936874.

Almost surely, 2^3668732722 is an apocalyptic number.

3668732722 is a deficient number, since it is larger than the sum of its proper divisors (1857985514).

3668732722 is a wasteful number, since it uses less digits than its factorization.

3668732722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7873052.

The product of its digits is 1016064, while the sum is 46.

The square root of 3668732722 is about 60570.0645698847. The cubic root of 3668732722 is about 1542.3112428090.

The spelling of 3668732722 in words is "three billion, six hundred sixty-eight million, seven hundred thirty-two thousand, seven hundred twenty-two".