2039917 has 8 divisors (see below), whose sum is σ = 2268000. Its totient is φ = 1818960.

The previous prime is 2039911. The next prime is 2039927. The reversal of 2039917 is 7199302.

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

It is not a de Polignac number, because 2039917 - 2³ = 2039909 is a prime.

It is a super-2 number, since 2×2039917² = 8322522733778, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2039911) 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 in 7 ways as a sum of consecutive naturals, for example, 1167 + ... + 2332.

It is an arithmetic number, because the mean of its divisors is an integer number (283500).

2^2039917 is an apocalyptic number.

It is an amenable number.

2039917 is a deficient number, since it is larger than the sum of its proper divisors (228083).

2039917 is a wasteful number, since it uses less digits than its factorization.

2039917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3563.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 2039917 is about 1428.2566296013. The cubic root of 2039917 is about 126.8247940516.

The spelling of 2039917 in words is "two million, thirty-nine thousand, nine hundred seventeen".