3487712256 has 220 divisors, whose sum is σ = 11904827968. Its totient is φ = 996323328.

The previous prime is 3487712213. The next prime is 3487712279. The reversal of 3487712256 is 6522177843.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 577605 + ... + 583611.

Almost surely, 2^3487712256 is an apocalyptic number.

3487712256 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 3487712256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5952413984).

3487712256 is an abundant number, since it is smaller than the sum of its proper divisors (8417115712).

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

3487712256 is an equidigital number, since it uses as much as digits as its factorization.

3487712256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6046 (or 6019 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 3487712256 is about 59056.8561303427. The cubic root of 3487712256 is about 1516.5156012213.

The spelling of 3487712256 in words is "three billion, four hundred eighty-seven million, seven hundred twelve thousand, two hundred fifty-six".