2042297 has 2 divisors, whose sum is σ = 2042298. Its totient is φ = 2042296.

The previous prime is 2042281. The next prime is 2042303. The reversal of 2042297 is 7922402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2042041 + 256 = 1429^2 + 16^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042297 - 2⁴ = 2042281 is a prime.

It is an Ulam number.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (2042207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021148 + 1021149.

It is an arithmetic number, because the mean of its divisors is an integer number (1021149).

2^2042297 is an apocalyptic number.

It is an amenable number.

2042297 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042297 is an equidigital number, since it uses as much as digits as its factorization.

2042297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2042297 is about 1429.0895703209. The cubic root of 2042297 is about 126.8740976422.

Adding to 2042297 its reverse (7922402), we get a palindrome (9964699).

The spelling of 2042297 in words is "two million, forty-two thousand, two hundred ninety-seven".