2946256 has 20 divisors (see below), whose sum is σ = 5775300. Its totient is φ = 1455872.

The previous prime is 2946247. The next prime is 2946257. The reversal of 2946256 is 6526492.

2946256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 512656 + 2433600 = 716^2 + 1560^2 .

Its product of digits (25920) is a multiple of the sum of its prime divisors (2160).

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2946257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390 + ... + 2458.

It is an arithmetic number, because the mean of its divisors is an integer number (288765).

2^2946256 is an apocalyptic number.

It is an amenable number.

2946256 is a deficient number, since it is larger than the sum of its proper divisors (2829044).

2946256 is a wasteful number, since it uses less digits than its factorization.

2946256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166 (or 2160 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 2946256 is about 1716.4661371551. The cubic root of 2946256 is about 143.3585148955.

Adding to 2946256 its product of digits (25920), we get a square (2972176 = 1724²).

The spelling of 2946256 in words is "two million, nine hundred forty-six thousand, two hundred fifty-six".