2089566798 has 32 divisors (see below), whose sum is σ = 4827237120. Its totient is φ = 595954560.

The previous prime is 2089566797. The next prime is 2089566799. The reversal of 2089566798 is 8976659802.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2089566797) and next prime (2089566799).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2089566797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 930058 + ... + 932301.

It is an arithmetic number, because the mean of its divisors is an integer number (150851160).

Almost surely, 2^2089566798 is an apocalyptic number.

2089566798 is an abundant number, since it is smaller than the sum of its proper divisors (2737670322).

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

2089566798 is a wasteful number, since it uses less digits than its factorization.

2089566798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862392.

The product of its (nonzero) digits is 13063680, while the sum is 60.

The square root of 2089566798 is about 45711.7796415760. The cubic root of 2089566798 is about 1278.4549224023.

The spelling of 2089566798 in words is "two billion, eighty-nine million, five hundred sixty-six thousand, seven hundred ninety-eight".