2061917 has 8 divisors (see below), whose sum is σ = 2422560. Its totient is φ = 1730160.

The previous prime is 2061907. The next prime is 2061919. The reversal of 2061917 is 7191602.

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

It is a cyclic number.

It is not a de Polignac number, because 2061917 - 2¹⁶ = 1996381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7067 + ... + 7352.

It is an arithmetic number, because the mean of its divisors is an integer number (302820).

2^2061917 is an apocalyptic number.

It is an amenable number.

2061917 is a deficient number, since it is larger than the sum of its proper divisors (360643).

2061917 is a wasteful number, since it uses less digits than its factorization.

2061917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14443.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 2061917 is about 1435.9376727421. The cubic root of 2061917 is about 127.2790894624.

The spelling of 2061917 in words is "two million, sixty-one thousand, nine hundred seventeen".