3204560221 has 8 divisors (see below), whose sum is σ = 3252305088. Its totient is φ = 3156888000.

The previous prime is 3204560213. The next prime is 3204560257. The reversal of 3204560221 is 1220654023.

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 3204560221 - 2³ = 3204560213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3204560201) 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, 74181 + ... + 109141.

It is an arithmetic number, because the mean of its divisors is an integer number (406538136).

Almost surely, 2^3204560221 is an apocalyptic number.

It is an amenable number.

3204560221 is a deficient number, since it is larger than the sum of its proper divisors (47744867).

3204560221 is a wasteful number, since it uses less digits than its factorization.

3204560221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36323.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3204560221 is about 56608.8351849780. The cubic root of 3204560221 is about 1474.3122671116.

The spelling of 3204560221 in words is "three billion, two hundred four million, five hundred sixty thousand, two hundred twenty-one".