3598221 has 8 divisors (see below), whose sum is σ = 5233824. Its totient is φ = 2180720.

The previous prime is 3598211. The next prime is 3598229. The reversal of 3598221 is 1228953.

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 3598221 - 2⁶ = 3598157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3598229) 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, 54486 + ... + 54551.

It is an arithmetic number, because the mean of its divisors is an integer number (654228).

Almost surely, 2^3598221 is an apocalyptic number.

It is an amenable number.

3598221 is a deficient number, since it is larger than the sum of its proper divisors (1635603).

3598221 is a wasteful number, since it uses less digits than its factorization.

3598221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109051.

The product of its digits is 4320, while the sum is 30.

The square root of 3598221 is about 1896.8977305063. The cubic root of 3598221 is about 153.2366366805.

The spelling of 3598221 in words is "three million, five hundred ninety-eight thousand, two hundred twenty-one".