3325249921 has 8 divisors (see below), whose sum is σ = 3800813184. Its totient is φ = 2849818560.

The previous prime is 3325249883. The next prime is 3325249933. The reversal of 3325249921 is 1299425233.

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 3325249921 - 2⁹ = 3325249409 is a prime.

It is a super-2 number, since 2×3325249921² = 22114574074221012482, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3325249021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28761 + ... + 86473.

It is an arithmetic number, because the mean of its divisors is an integer number (475101648).

Almost surely, 2^3325249921 is an apocalyptic number.

It is an amenable number.

3325249921 is a deficient number, since it is larger than the sum of its proper divisors (475563263).

3325249921 is an equidigital number, since it uses as much as digits as its factorization.

3325249921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65951.

The product of its digits is 116640, while the sum is 40.

The square root of 3325249921 is about 57664.9800225405. The cubic root of 3325249921 is about 1492.5931033821.

The spelling of 3325249921 in words is "three billion, three hundred twenty-five million, two hundred forty-nine thousand, nine hundred twenty-one".