2235841 has 2 divisors, whose sum is σ = 2235842. Its totient is φ = 2235840.

The previous prime is 2235829. The next prime is 2235847. The reversal of 2235841 is 1485322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2187441 + 48400 = 1479^2 + 220^2 .

It is a cyclic number.

It is not a de Polignac number, because 2235841 - 2⁵ = 2235809 is a prime.

It is a d-powerful number, because it can be written as 2¹⁴ + 2¹⁸ + 3³ + 5⁹ + 8² + 4⁶ + 1 .

2235841 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2235847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1117920 + 1117921.

It is an arithmetic number, because the mean of its divisors is an integer number (1117921).

2^2235841 is an apocalyptic number.

It is an amenable number.

2235841 is a deficient number, since it is larger than the sum of its proper divisors (1).

2235841 is an equidigital number, since it uses as much as digits as its factorization.

2235841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 25.

The square root of 2235841 is about 1495.2728847939. The cubic root of 2235841 is about 130.7616238766.

The spelling of 2235841 in words is "two million, two hundred thirty-five thousand, eight hundred forty-one".