2098601 has 4 divisors (see below), whose sum is σ = 2102100. Its totient is φ = 2095104.

The previous prime is 2098573. The next prime is 2098609. The reversal of 2098601 is 1068902.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1537600 + 561001 = 1240^2 + 749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2098601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2098609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 596 + ... + 2133.

It is an arithmetic number, because the mean of its divisors is an integer number (525525).

2^2098601 is an apocalyptic number.

It is an amenable number.

2098601 is a deficient number, since it is larger than the sum of its proper divisors (3499).

2098601 is an equidigital number, since it uses as much as digits as its factorization.

2098601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3498.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 2098601 is about 1448.6548933407. The cubic root of 2098601 is about 128.0294731935.

The spelling of 2098601 in words is "two million, ninety-eight thousand, six hundred one".