2422757 has 2 divisors, whose sum is σ = 2422758. Its totient is φ = 2422756.

The previous prime is 2422741. The next prime is 2422759. The reversal of 2422757 is 7572242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1503076 + 919681 = 1226^2 + 959^2 .

It is a cyclic number.

It is not a de Polignac number, because 2422757 - 2⁴ = 2422741 is a prime.

Together with 2422759, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2422759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211378 + 1211379.

It is an arithmetic number, because the mean of its divisors is an integer number (1211379).

2^2422757 is an apocalyptic number.

It is an amenable number.

2422757 is a deficient number, since it is larger than the sum of its proper divisors (1).

2422757 is an equidigital number, since it uses as much as digits as its factorization.

2422757 is an evil number, because the sum of its binary digits is even.

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

The square root of 2422757 is about 1556.5207997325. The cubic root of 2422757 is about 134.3084340937.

Adding to 2422757 its reverse (7572242), we get a palindrome (9994999).

The spelling of 2422757 in words is "two million, four hundred twenty-two thousand, seven hundred fifty-seven".