3249350720 has 168 divisors, whose sum is σ = 9819558720. Its totient is φ = 1012730880.

The previous prime is 3249350707. The next prime is 3249350747. The reversal of 3249350720 is 270539423.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163061 + ... + 181899.

Almost surely, 2^3249350720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3249350720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4909779360).

3249350720 is an abundant number, since it is smaller than the sum of its proper divisors (6570208000).

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

3249350720 is a wasteful number, since it uses less digits than its factorization.

3249350720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18881 (or 18864 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 3249350720 is about 57003.0764082080. The cubic root of 3249350720 is about 1481.1493871497.

The spelling of 3249350720 in words is "three billion, two hundred forty-nine million, three hundred fifty thousand, seven hundred twenty".