2281263 has 8 divisors (see below), whose sum is σ = 3053568. Its totient is φ = 1514904.

The previous prime is 2281249. The next prime is 2281267. The reversal of 2281263 is 3621822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2281263 - 2⁵ = 2281231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2281267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495 + ... + 2192.

It is an arithmetic number, because the mean of its divisors is an integer number (381696).

2^2281263 is an apocalyptic number.

2281263 is a deficient number, since it is larger than the sum of its proper divisors (772305).

2281263 is a wasteful number, since it uses less digits than its factorization.

2281263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2973.

The product of its digits is 1152, while the sum is 24.

The square root of 2281263 is about 1510.3850502438. The cubic root of 2281263 is about 131.6411857615.

The spelling of 2281263 in words is "two million, two hundred eighty-one thousand, two hundred sixty-three".