2098619 has 4 divisors (see below), whose sum is σ = 2112144. Its totient is φ = 2085096.

The previous prime is 2098609. The next prime is 2098639. The reversal of 2098619 is 9168902.

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

It is a cyclic number.

It is not a de Polignac number, because 2098619 - 2⁸ = 2098363 is a prime.

It is a super-2 number, since 2×2098619² = 8808403414322, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2²¹ + 0 + 9² + 8 + 6⁴ + 1 + 9² .

It is a Duffinian number.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6527 + ... + 6840.

It is an arithmetic number, because the mean of its divisors is an integer number (528036).

2^2098619 is an apocalyptic number.

2098619 is a deficient number, since it is larger than the sum of its proper divisors (13525).

2098619 is a wasteful number, since it uses less digits than its factorization.

2098619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13524.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 2098619 is about 1448.6611059872. The cubic root of 2098619 is about 128.0298392348.

The spelling of 2098619 in words is "two million, ninety-eight thousand, six hundred nineteen".