2240465749 has 2 divisors, whose sum is σ = 2240465750. Its totient is φ = 2240465748.

The previous prime is 2240465741. The next prime is 2240465779. The reversal of 2240465749 is 9475640422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1457865124 + 782600625 = 38182^2 + 27975^2 .

It is a cyclic number.

It is not a de Polignac number, because 2240465749 - 2³ = 2240465741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2240465741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120232874 + 1120232875.

It is an arithmetic number, because the mean of its divisors is an integer number (1120232875).

Almost surely, 2^2240465749 is an apocalyptic number.

It is an amenable number.

2240465749 is a deficient number, since it is larger than the sum of its proper divisors (1).

2240465749 is an equidigital number, since it uses as much as digits as its factorization.

2240465749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 43.

The square root of 2240465749 is about 47333.5583809204. The cubic root of 2240465749 is about 1308.5172020686.

The spelling of 2240465749 in words is "two billion, two hundred forty million, four hundred sixty-five thousand, seven hundred forty-nine".