2147017 has 6 divisors (see below), whose sum is σ = 2186574. Its totient is φ = 2108160.

The previous prime is 2147009. The next prime is 2147021. The reversal of 2147017 is 7107412.

It can be written as a sum of positive squares in 3 ways, for example, as 41616 + 2105401 = 204^2 + 1451^2 .

It is not a de Polignac number, because 2147017 - 2³ = 2147009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2147077) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3433 + ... + 4009.

It is an arithmetic number, because the mean of its divisors is an integer number (364429).

2^2147017 is an apocalyptic number.

It is an amenable number.

2147017 is a deficient number, since it is larger than the sum of its proper divisors (39557).

2147017 is an frugal number, since it uses more digits than its factorization.

2147017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699 (or 638 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 2147017 is about 1465.2702822346. The cubic root of 2147017 is about 129.0065697834.

The spelling of 2147017 in words is "two million, one hundred forty-seven thousand, seventeen".