2089998 has 24 divisors (see below), whose sum is σ = 4598568. Its totient is φ = 685872.

The previous prime is 2089979. The next prime is 2090003. The reversal of 2089998 is 8999802.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 340 + ... + 2072.

It is an arithmetic number, because the mean of its divisors is an integer number (191607).

2^2089998 is an apocalyptic number.

2089998 is an abundant number, since it is smaller than the sum of its proper divisors (2508570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2089998 is a wasteful number, since it uses less digits than its factorization.

2089998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808 (or 1805 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The square root of 2089998 is about 1445.6825377655. The cubic root of 2089998 is about 127.8542856802.

The spelling of 2089998 in words is "two million, eighty-nine thousand, nine hundred ninety-eight".