3261456 has 120 divisors (see below), whose sum is σ = 10445760. Its totient is φ = 940800.

The previous prime is 3261451. The next prime is 3261473. The reversal of 3261456 is 6541623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261451) 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 23 ways as a sum of consecutive naturals, for example, 45901 + ... + 45971.

It is an arithmetic number, because the mean of its divisors is an integer number (87048).

Almost surely, 2^3261456 is an apocalyptic number.

3261456 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 3261456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5222880).

3261456 is an abundant number, since it is smaller than the sum of its proper divisors (7184304).

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

3261456 is a wasteful number, since it uses less digits than its factorization.

3261456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125 (or 116 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 3261456 is about 1805.9501654254. The cubic root of 3261456 is about 148.2986421700.

The spelling of 3261456 in words is "three million, two hundred sixty-one thousand, four hundred fifty-six".