2440431349 has 2 divisors, whose sum is σ = 2440431350. Its totient is φ = 2440431348.

The previous prime is 2440431289. The next prime is 2440431377. The reversal of 2440431349 is 9431340442.

2440431349 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., 1291899249 + 1148532100 = 35943^2 + 33890^2 .

It is a cyclic number.

It is not a de Polignac number, because 2440431349 - 2¹¹ = 2440429301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2440431449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220215674 + 1220215675.

It is an arithmetic number, because the mean of its divisors is an integer number (1220215675).

Almost surely, 2^2440431349 is an apocalyptic number.

It is an amenable number.

2440431349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440431349 is an equidigital number, since it uses as much as digits as its factorization.

2440431349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 2440431349 is about 49400.7221505921. The cubic root of 2440431349 is about 1346.3424266423.

The spelling of 2440431349 in words is "two billion, four hundred forty million, four hundred thirty-one thousand, three hundred forty-nine".