3650607921 has 8 divisors (see below), whose sum is σ = 5123660320. Its totient is φ = 2305647072.

The previous prime is 3650607911. The next prime is 3650607967. The reversal of 3650607921 is 1297060563.

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

It is not a de Polignac number, because 3650607921 - 2⁵ = 3650607889 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3650607921.

It is not an unprimeable number, because it can be changed into a prime (3650607911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32022820 + ... + 32022933.

It is an arithmetic number, because the mean of its divisors is an integer number (640457540).

Almost surely, 2^3650607921 is an apocalyptic number.

It is an amenable number.

3650607921 is a deficient number, since it is larger than the sum of its proper divisors (1473052399).

3650607921 is a wasteful number, since it uses less digits than its factorization.

3650607921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64045775.

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 3650607921 is about 60420.2608484935. The cubic root of 3650607921 is about 1539.7671994472.

The spelling of 3650607921 in words is "three billion, six hundred fifty million, six hundred seven thousand, nine hundred twenty-one".