2056317 has 8 divisors (see below), whose sum is σ = 2749824. Its totient is φ = 1366848.

The previous prime is 2056289. The next prime is 2056319. The reversal of 2056317 is 7136502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2056317 - 2⁶ = 2056253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056319) 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 in 7 ways as a sum of consecutive naturals, for example, 508 + ... + 2090.

It is an arithmetic number, because the mean of its divisors is an integer number (343728).

2^2056317 is an apocalyptic number.

It is an amenable number.

2056317 is a deficient number, since it is larger than the sum of its proper divisors (693507).

2056317 is a wasteful number, since it uses less digits than its factorization.

2056317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 2056317 is about 1433.9864016092. The cubic root of 2056317 is about 127.1637584145.

The spelling of 2056317 in words is "two million, fifty-six thousand, three hundred seventeen".