2050397 has 2 divisors, whose sum is σ = 2050398. Its totient is φ = 2050396.

The previous prime is 2050361. The next prime is 2050403. The reversal of 2050397 is 7930502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1038361 + 1012036 = 1019^2 + 1006^2 .

It is a cyclic number.

It is not a de Polignac number, because 2050397 - 2⁶ = 2050333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2050327) 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, 1025198 + 1025199.

It is an arithmetic number, because the mean of its divisors is an integer number (1025199).

2^2050397 is an apocalyptic number.

It is an amenable number.

2050397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2050397 is an equidigital number, since it uses as much as digits as its factorization.

2050397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 2050397 is about 1431.9207380299. The cubic root of 2050397 is about 127.0416091160.

Adding to 2050397 its reverse (7930502), we get a palindrome (9980899).

The spelling of 2050397 in words is "two million, fifty thousand, three hundred ninety-seven".