2268397 has 2 divisors, whose sum is σ = 2268398. Its totient is φ = 2268396.

The previous prime is 2268389. The next prime is 2268403. The reversal of 2268397 is 7938622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2268036 + 361 = 1506^2 + 19^2 .

It is a cyclic number.

It is not a de Polignac number, because 2268397 - 2³ = 2268389 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 2²¹ + 6⁶ + 8 + 3⁵ + 9⁴ + 7⁶ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2268317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1134198 + 1134199.

It is an arithmetic number, because the mean of its divisors is an integer number (1134199).

2^2268397 is an apocalyptic number.

It is an amenable number.

2268397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2268397 is an equidigital number, since it uses as much as digits as its factorization.

2268397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 37.

The square root of 2268397 is about 1506.1198491488. The cubic root of 2268397 is about 131.3932398389.

The spelling of 2268397 in words is "two million, two hundred sixty-eight thousand, three hundred ninety-seven".