2238653 has 2 divisors, whose sum is σ = 2238654. Its totient is φ = 2238652.

The previous prime is 2238647. The next prime is 2238661. The reversal of 2238653 is 3568322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2229049 + 9604 = 1493^2 + 98^2 .

It is a cyclic number.

It is not a de Polignac number, because 2238653 - 2⁶ = 2238589 is a prime.

It is a d-powerful number, because it can be written as 2¹⁷ + 2²¹ + 3⁶ + 8 + 6 + 5⁵ + 3⁸ .

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2238673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1119326 + 1119327.

It is an arithmetic number, because the mean of its divisors is an integer number (1119327).

2^2238653 is an apocalyptic number.

It is an amenable number.

2238653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2238653 is an equidigital number, since it uses as much as digits as its factorization.

2238653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 29.

The square root of 2238653 is about 1496.2128859223. The cubic root of 2238653 is about 130.8164202063.

The spelling of 2238653 in words is "two million, two hundred thirty-eight thousand, six hundred fifty-three".