3250333221 has 4 divisors (see below), whose sum is σ = 4333777632. Its totient is φ = 2166888812.

The previous prime is 3250333213. The next prime is 3250333223. The reversal of 3250333221 is 1223330523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3250333221 - 2³ = 3250333213 is a prime.

It is a super-3 number, since 3×3250333221³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3250333191 and 3250333200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3250333223) 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, 541722201 + ... + 541722206.

It is an arithmetic number, because the mean of its divisors is an integer number (1083444408).

Almost surely, 2^3250333221 is an apocalyptic number.

It is an amenable number.

3250333221 is a deficient number, since it is larger than the sum of its proper divisors (1083444411).

3250333221 is a wasteful number, since it uses less digits than its factorization.

3250333221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083444410.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 3250333221 is about 57011.6937215515. The cubic root of 3250333221 is about 1481.2986563661.

Adding to 3250333221 its reverse (1223330523), we get a palindrome (4473663744).

The spelling of 3250333221 in words is "three billion, two hundred fifty million, three hundred thirty-three thousand, two hundred twenty-one".