3260862720 has 432 divisors, whose sum is σ = 12183155712. Its totient is φ = 802897920.

The previous prime is 3260862713. The next prime is 3260862721. The reversal of 3260862720 is 272680623.

3260862720 is a `hidden beast` number, since 3 + 2 + 6 + 0 + 8 + 627 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3260862721) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 8213562 + ... + 8213958.

Almost surely, 2^3260862720 is an apocalyptic number.

3260862720 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 3260862720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6091577856).

3260862720 is an abundant number, since it is smaller than the sum of its proper divisors (8922292992).

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

3260862720 is a wasteful number, since it uses less digits than its factorization.

3260862720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 3260862720 is about 57103.9641356010. The cubic root of 3260862720 is about 1482.8964946304.

The spelling of 3260862720 in words is "three billion, two hundred sixty million, eight hundred sixty-two thousand, seven hundred twenty".