2281793 has 2 divisors, whose sum is σ = 2281794. Its totient is φ = 2281792.

The previous prime is 2281789. The next prime is 2281813. The reversal of 2281793 is 3971822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1373584 + 908209 = 1172^2 + 953^2 .

It is a cyclic number.

It is not a de Polignac number, because 2281793 - 2² = 2281789 is a prime.

It is not a weakly prime, because it can be changed into another prime (2281093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1140896 + 1140897.

It is an arithmetic number, because the mean of its divisors is an integer number (1140897).

2^2281793 is an apocalyptic number.

It is an amenable number.

2281793 is a deficient number, since it is larger than the sum of its proper divisors (1).

2281793 is an equidigital number, since it uses as much as digits as its factorization.

2281793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 2281793 is about 1510.5604920029. The cubic root of 2281793 is about 131.6513795921.

It can be divided in two parts, 228 and 1793, that multiplied together give a palindrome (408804).

The spelling of 2281793 in words is "two million, two hundred eighty-one thousand, seven hundred ninety-three".