2240834261 has 2 divisors, whose sum is σ = 2240834262. Its totient is φ = 2240834260.

The previous prime is 2240834237. The next prime is 2240834279. The reversal of 2240834261 is 1624380422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2236344100 + 4490161 = 47290^2 + 2119^2 .

It is a cyclic number.

It is not a de Polignac number, because 2240834261 - 2¹⁰ = 2240833237 is a prime.

It is a super-2 number, since 2×2240834261² = 10042676370542832242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2240834161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120417130 + 1120417131.

It is an arithmetic number, because the mean of its divisors is an integer number (1120417131).

Almost surely, 2^2240834261 is an apocalyptic number.

It is an amenable number.

2240834261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2240834261 is an equidigital number, since it uses as much as digits as its factorization.

2240834261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 2240834261 is about 47337.4509347514. The cubic root of 2240834261 is about 1308.5889398097.

The spelling of 2240834261 in words is "two billion, two hundred forty million, eight hundred thirty-four thousand, two hundred sixty-one".