3608243649 has 24 divisors (see below), whose sum is σ = 5336622720. Its totient is φ = 2348008992.

The previous prime is 3608243629. The next prime is 3608243711. The reversal of 3608243649 is 9463428063.

3608243649 is a `hidden beast` number, since 3 + 608 + 2 + 4 + 36 + 4 + 9 = 666.

3608243649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3608243649 - 2⁹ = 3608243137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3608243629) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1077672 + ... + 1081014.

It is an arithmetic number, because the mean of its divisors is an integer number (222359280).

Almost surely, 2^3608243649 is an apocalyptic number.

It is an amenable number.

3608243649 is a deficient number, since it is larger than the sum of its proper divisors (1728379071).

3608243649 is a wasteful number, since it uses less digits than its factorization.

3608243649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6181 (or 6178 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The square root of 3608243649 is about 60068.6577925627. The cubic root of 3608243649 is about 1533.7878222311.

The spelling of 3608243649 in words is "three billion, six hundred eight million, two hundred forty-three thousand, six hundred forty-nine".