2440258697 has 2 divisors, whose sum is σ = 2440258698. Its totient is φ = 2440258696.

The previous prime is 2440258687. The next prime is 2440258721. The reversal of 2440258697 is 7968520442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2048377081 + 391881616 = 45259^2 + 19796^2 .

It is a cyclic number.

It is not a de Polignac number, because 2440258697 - 2³⁰ = 1366516873 is a prime.

It is not a weakly prime, because it can be changed into another prime (2440258607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220129348 + 1220129349.

It is an arithmetic number, because the mean of its divisors is an integer number (1220129349).

Almost surely, 2^2440258697 is an apocalyptic number.

It is an amenable number.

2440258697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440258697 is an equidigital number, since it uses as much as digits as its factorization.

2440258697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 2440258697 is about 49398.9746553509. The cubic root of 2440258697 is about 1346.3106762177.

The spelling of 2440258697 in words is "two billion, four hundred forty million, two hundred fifty-eight thousand, six hundred ninety-seven".