3255572736 has 270 divisors, whose sum is σ = 10523017890. Its totient is φ = 1000636416.

The previous prime is 3255572731. The next prime is 3255572759. The reversal of 3255572736 is 6372755523.

3255572736 is a `hidden beast` number, since 3 + 2 + 5 + 5 + 572 + 73 + 6 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 324000000 + 2931572736 = 18000^2 + 54144^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3255572691 and 3255572700.

It is not an unprimeable number, because it can be changed into a prime (3255572731) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 3503920 + ... + 3504848.

Almost surely, 2^3255572736 is an apocalyptic number.

3255572736 is a gapful number since it is divisible by the number (36) 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 3255572736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5261508945).

3255572736 is an abundant number, since it is smaller than the sum of its proper divisors (7267445154).

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

3255572736 is an equidigital number, since it uses as much as digits as its factorization.

3255572736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983 (or 947 counting only the distinct ones).

The product of its digits is 1323000, while the sum is 45.

The square root of 3255572736 is about 57057.6264490559. The cubic root of 3255572736 is about 1482.0941768407.

The spelling of 3255572736 in words is "three billion, two hundred fifty-five million, five hundred seventy-two thousand, seven hundred thirty-six".