2049617 has 2 divisors, whose sum is σ = 2049618. Its totient is φ = 2049616.

The previous prime is 2049613. The next prime is 2049629. The reversal of 2049617 is 7169402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1957201 + 92416 = 1399^2 + 304^2 .

It is a cyclic number.

It is not a de Polignac number, because 2049617 - 2² = 2049613 is a prime.

It is an Ulam number.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 2049617.

It is not a weakly prime, because it can be changed into another prime (2049611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024808 + 1024809.

It is an arithmetic number, because the mean of its divisors is an integer number (1024809).

2^2049617 is an apocalyptic number.

It is an amenable number.

2049617 is a deficient number, since it is larger than the sum of its proper divisors (1).

2049617 is an equidigital number, since it uses as much as digits as its factorization.

2049617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2049617 is about 1431.6483506783. The cubic root of 2049617 is about 127.0254975982.

The spelling of 2049617 in words is "two million, forty-nine thousand, six hundred seventeen".