3325826921 has 4 divisors (see below), whose sum is σ = 3326047572. Its totient is φ = 3325606272.

The previous prime is 3325826893. The next prime is 3325826941. The reversal of 3325826921 is 1296285233.

3325826921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2001667600 + 1324159321 = 44740^2 + 36389^2 .

It is a cyclic number.

It is not a de Polignac number, because 3325826921 - 2¹⁰ = 3325825897 is a prime.

It is a super-3 number, since 3×3325826921³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3325826941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85916 + ... + 118461.

It is an arithmetic number, because the mean of its divisors is an integer number (831511893).

Almost surely, 2^3325826921 is an apocalyptic number.

It is an amenable number.

3325826921 is a deficient number, since it is larger than the sum of its proper divisors (220651).

3325826921 is a wasteful number, since it uses less digits than its factorization.

3325826921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220650.

The product of its digits is 155520, while the sum is 41.

The square root of 3325826921 is about 57669.9828420297. The cubic root of 3325826921 is about 1492.6794303683.

The spelling of 3325826921 in words is "three billion, three hundred twenty-five million, eight hundred twenty-six thousand, nine hundred twenty-one".