3598658561 has 8 divisors (see below), whose sum is σ = 3636205344. Its totient is φ = 3561184480.

The previous prime is 3598658551. The next prime is 3598658563. The reversal of 3598658561 is 1658568953.

3598658561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3598658561 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3598658497 and 3598658506.

It is not an unprimeable number, because it can be changed into a prime (3598658563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84326 + ... + 119616.

It is an arithmetic number, because the mean of its divisors is an integer number (454525668).

Almost surely, 2^3598658561 is an apocalyptic number.

It is an amenable number.

3598658561 is a deficient number, since it is larger than the sum of its proper divisors (37546783).

3598658561 is a wasteful number, since it uses less digits than its factorization.

3598658561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36351.

The product of its digits is 7776000, while the sum is 56.

The square root of 3598658561 is about 59988.8203001193. The cubic root of 3598658561 is about 1532.4284786640.

The spelling of 3598658561 in words is "three billion, five hundred ninety-eight million, six hundred fifty-eight thousand, five hundred sixty-one".