3245747320 has 16 divisors (see below), whose sum is σ = 7302931560. Its totient is φ = 1298298912.

The previous prime is 3245747279. The next prime is 3245747357. The reversal of 3245747320 is 237475423.

It is a super-3 number, since 3×3245747320³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3245747320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40571802 + ... + 40571881.

Almost surely, 2^3245747320 is an apocalyptic number.

It is an amenable number.

3245747320 is an abundant number, since it is smaller than the sum of its proper divisors (4057184240).

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

3245747320 is a wasteful number, since it uses less digits than its factorization.

3245747320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81143694 (or 81143690 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 37.

The square root of 3245747320 is about 56971.4605745719. The cubic root of 3245747320 is about 1480.6016728234.

The spelling of 3245747320 in words is "three billion, two hundred forty-five million, seven hundred forty-seven thousand, three hundred twenty".