2042797 has 2 divisors, whose sum is σ = 2042798. Its totient is φ = 2042796.

The previous prime is 2042783. The next prime is 2042809. The reversal of 2042797 is 7972402.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1920996 + 121801 = 1386^2 + 349^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042797 - 2¹¹ = 2040749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2042717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021398 + 1021399.

It is an arithmetic number, because the mean of its divisors is an integer number (1021399).

2^2042797 is an apocalyptic number.

It is an amenable number.

2042797 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042797 is an equidigital number, since it uses as much as digits as its factorization.

2042797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 2042797 is about 1429.2644961658. The cubic root of 2042797 is about 126.8844506699.

The spelling of 2042797 in words is "two million, forty-two thousand, seven hundred ninety-seven".