2440357873 has 2 divisors, whose sum is σ = 2440357874. Its totient is φ = 2440357872.

The previous prime is 2440357861. The next prime is 2440357877. The reversal of 2440357873 is 3787530442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2247897744 + 192460129 = 47412^2 + 13873^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2440357873 is a prime.

It is not a weakly prime, because it can be changed into another prime (2440357877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220178936 + 1220178937.

It is an arithmetic number, because the mean of its divisors is an integer number (1220178937).

Almost surely, 2^2440357873 is an apocalyptic number.

It is an amenable number.

2440357873 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440357873 is an equidigital number, since it uses as much as digits as its factorization.

2440357873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 43.

The square root of 2440357873 is about 49399.9784716552. The cubic root of 2440357873 is about 1346.3289147074.

The spelling of 2440357873 in words is "two billion, four hundred forty million, three hundred fifty-seven thousand, eight hundred seventy-three".