3598221865 has 8 divisors (see below), whose sum is σ = 4934704320. Its totient is φ = 2467352112.

The previous prime is 3598221833. The next prime is 3598221877. The reversal of 3598221865 is 5681228953.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3598221865 - 2⁵ = 3598221833 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51403135 + ... + 51403204.

It is an arithmetic number, because the mean of its divisors is an integer number (616838040).

Almost surely, 2^3598221865 is an apocalyptic number.

3598221865 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3598221865 is a deficient number, since it is larger than the sum of its proper divisors (1336482455).

3598221865 is a wasteful number, since it uses less digits than its factorization.

3598221865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102806351.

The product of its digits is 1036800, while the sum is 49.

The square root of 3598221865 is about 59985.1803781567. The cubic root of 3598221865 is about 1532.3664895971.

The spelling of 3598221865 in words is "three billion, five hundred ninety-eight million, two hundred twenty-one thousand, eight hundred sixty-five".