2098579 has 8 divisors (see below), whose sum is σ = 2407520. Its totient is φ = 1791936.

The previous prime is 2098573. The next prime is 2098609. The reversal of 2098579 is 9758902.

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 2098579 - 2²¹ = 1427 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2098573) 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 7 ways as a sum of consecutive naturals, for example, 2497 + ... + 3229.

It is an arithmetic number, because the mean of its divisors is an integer number (300940).

2^2098579 is an apocalyptic number.

2098579 is a deficient number, since it is larger than the sum of its proper divisors (308941).

2098579 is an equidigital number, since it uses as much as digits as its factorization.

2098579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 2098579 is about 1448.6473000700. The cubic root of 2098579 is about 128.0290258068.

The spelling of 2098579 in words is "two million, ninety-eight thousand, five hundred seventy-nine".