2098217 has 16 divisors (see below), whose sum is σ = 2410560. Its totient is φ = 1809600.

The previous prime is 2098211. The next prime is 2098241. The reversal of 2098217 is 7128902.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2098217 - 2⁶ = 2098153 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 0 + 9² + 8³ + 2²¹ + 1 + 7³ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2098217.

It is not an unprimeable number, because it can be changed into a prime (2098211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34367 + ... + 34427.

It is an arithmetic number, because the mean of its divisors is an integer number (150660).

2^2098217 is an apocalyptic number.

It is an amenable number.

2098217 is a deficient number, since it is larger than the sum of its proper divisors (312343).

2098217 is a wasteful number, since it uses less digits than its factorization.

2098217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 2098217 is about 1448.5223505352. The cubic root of 2098217 is about 128.0216638137.

The spelling of 2098217 in words is "two million, ninety-eight thousand, two hundred seventeen".