2645233 has 2 divisors, whose sum is σ = 2645234. Its totient is φ = 2645232.

The previous prime is 2645221. The next prime is 2645239. The reversal of 2645233 is 3325462.

It is a happy number.

2645233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2537649 + 107584 = 1593^2 + 328^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2645233 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 6 + 4⁶ + 5 + 2²¹ + 3 + 3⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 2645198 and 2645207.

It is not a weakly prime, because it can be changed into another prime (2645239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1322616 + 1322617.

It is an arithmetic number, because the mean of its divisors is an integer number (1322617).

2^2645233 is an apocalyptic number.

It is an amenable number.

2645233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2645233 is an equidigital number, since it uses as much as digits as its factorization.

2645233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 25.

The square root of 2645233 is about 1626.4172281429. The cubic root of 2645233 is about 138.2997231292.

The spelling of 2645233 in words is "two million, six hundred forty-five thousand, two hundred thirty-three".