3613602897 has 6 divisors (see below), whose sum is σ = 5219648642. Its totient is φ = 2409068592.

The previous prime is 3613602893. The next prime is 3613602899. The reversal of 3613602897 is 7982063163.

3613602897 is a `hidden beast` number, since 3 + 6 + 1 + 360 + 289 + 7 = 666.

3613602897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2955988161 + 657614736 = 54369^2 + 25644^2 .

It is not a de Polignac number, because 3613602897 - 2² = 3613602893 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3613602893) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 200755708 + ... + 200755725.

Almost surely, 2^3613602897 is an apocalyptic number.

It is an amenable number.

3613602897 is a deficient number, since it is larger than the sum of its proper divisors (1606045745).

3613602897 is a wasteful number, since it uses less digits than its factorization.

3613602897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401511439 (or 401511436 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 3613602897 is about 60113.2505941910. The cubic root of 3613602897 is about 1534.5468141243.

The spelling of 3613602897 in words is "three billion, six hundred thirteen million, six hundred two thousand, eight hundred ninety-seven".