2089919 has 8 divisors (see below), whose sum is σ = 2261952. Its totient is φ = 1919520.

The previous prime is 2089897. The next prime is 2089933. The reversal of 2089919 is 9199802.

2089919 is nontrivially palindromic in base 8.

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 2089919 - 2¹² = 2085823 is a prime.

It is a super-2 number, since 2×2089919² = 8735522853122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2089939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4634 + ... + 5064.

It is an arithmetic number, because the mean of its divisors is an integer number (282744).

2^2089919 is an apocalyptic number.

2089919 is a deficient number, since it is larger than the sum of its proper divisors (172033).

2089919 is a wasteful number, since it uses less digits than its factorization.

2089919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817.

The product of its (nonzero) digits is 11664, while the sum is 38.

The square root of 2089919 is about 1445.6552147729. The cubic root of 2089919 is about 127.8526747351.

The spelling of 2089919 in words is "two million, eighty-nine thousand, nine hundred nineteen".