2281756 has 24 divisors (see below), whose sum is σ = 4173120. Its totient is φ = 1090752.

The previous prime is 2281751. The next prime is 2281771. The reversal of 2281756 is 6571822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2281751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9850 + ... + 10078.

It is an arithmetic number, because the mean of its divisors is an integer number (173880).

2^2281756 is an apocalyptic number.

It is an amenable number.

2281756 is a deficient number, since it is larger than the sum of its proper divisors (1891364).

2281756 is a wasteful number, since it uses less digits than its factorization.

2281756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 331 counting only the distinct ones).

The product of its digits is 6720, while the sum is 31.

The square root of 2281756 is about 1510.5482448436. The cubic root of 2281756 is about 131.6506679986.

The spelling of 2281756 in words is "two million, two hundred eighty-one thousand, seven hundred fifty-six".