3712256 has 36 divisors (see below), whose sum is σ = 7855092. Its totient is φ = 1744896.

The previous prime is 3712253. The next prime is 3712259. The reversal of 3712256 is 6522173.

It is an interprime number because it is at equal distance from previous prime (3712253) and next prime (3712259).

It can be written as a sum of positive squares in 2 ways, for example, as 1401856 + 2310400 = 1184^2 + 1520^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3712253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3926 + ... + 4778.

It is an arithmetic number, because the mean of its divisors is an integer number (218197).

Almost surely, 2^3712256 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 3712256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3927546).

3712256 is an abundant number, since it is smaller than the sum of its proper divisors (4142836).

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

3712256 is an equidigital number, since it uses as much as digits as its factorization.

3712256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886 (or 872 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 3712256 is about 1926.7215678452. The cubic root of 3712256 is about 154.8386249701.

The spelling of 3712256 in words is "three million, seven hundred twelve thousand, two hundred fifty-six".