3304555421 has 8 divisors (see below), whose sum is σ = 3516705720. Its totient is φ = 3094379008.

The previous prime is 3304555369. The next prime is 3304555439. The reversal of 3304555421 is 1245554033.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2491507225 + 813048196 = 49915^2 + 28514^2 .

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 3304555421 - 2²⁶ = 3237446557 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 (3304555321) 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, 490016 + ... + 496713.

It is an arithmetic number, because the mean of its divisors is an integer number (439588215).

Almost surely, 2^3304555421 is an apocalyptic number.

It is an amenable number.

3304555421 is a deficient number, since it is larger than the sum of its proper divisors (212150299).

3304555421 is a wasteful number, since it uses less digits than its factorization.

3304555421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986943.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 3304555421 is about 57485.2626418285. The cubic root of 3304555421 is about 1489.4903022181.

The spelling of 3304555421 in words is "three billion, three hundred four million, five hundred fifty-five thousand, four hundred twenty-one".