3325249920 has 128 divisors (see below), whose sum is σ = 10697148000. Its totient is φ = 878542848.

The previous prime is 3325249883. The next prime is 3325249933. The reversal of 3325249920 is 299425233.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×3325249920² = 22114574060920012800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201336 + ... + 217224.

Almost surely, 2^3325249920 is an apocalyptic number.

3325249920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3325249920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5348574000).

3325249920 is an abundant number, since it is smaller than the sum of its proper divisors (7371898080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3325249920 is a wasteful number, since it uses less digits than its factorization.

3325249920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16020 (or 16008 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 39.

The square root of 3325249920 is about 57664.9800138698. The cubic root of 3325249920 is about 1492.5931032325.

The spelling of 3325249920 in words is "three billion, three hundred twenty-five million, two hundred forty-nine thousand, nine hundred twenty".