2440577 has 2 divisors, whose sum is σ = 2440578. Its totient is φ = 2440576.

The previous prime is 2440573. The next prime is 2440579. The reversal of 2440577 is 7750442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1577536 + 863041 = 1256^2 + 929^2 .

It is a cyclic number.

It is not a de Polignac number, because 2440577 - 2² = 2440573 is a prime.

Together with 2440579, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2440573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220288 + 1220289.

It is an arithmetic number, because the mean of its divisors is an integer number (1220289).

2^2440577 is an apocalyptic number.

It is an amenable number.

2440577 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440577 is an equidigital number, since it uses as much as digits as its factorization.

2440577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 2440577 is about 1562.2346174631. The cubic root of 2440577 is about 134.6369210462.

The spelling of 2440577 in words is "two million, four hundred forty thousand, five hundred seventy-seven".