2732256 has 72 divisors (see below), whose sum is σ = 7960680. Its totient is φ = 888576.

The previous prime is 2732243. The next prime is 2732269. The reversal of 2732256 is 6522372.

It is an interprime number because it is at equal distance from previous prime (2732243) and next prime (2732269).

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15175 + ... + 15353.

It is an arithmetic number, because the mean of its divisors is an integer number (110565).

2^2732256 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 2732256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3980340).

2732256 is an abundant number, since it is smaller than the sum of its proper divisors (5228424).

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

2732256 is a wasteful number, since it uses less digits than its factorization.

2732256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 237 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 2732256 is about 1652.9537198603. The cubic root of 2732256 is about 139.7999864920.

The spelling of 2732256 in words is "two million, seven hundred thirty-two thousand, two hundred fifty-six".