2096998849 has 27 divisors (see below), whose sum is σ = 2422924707. Its totient is φ = 1813402800.

The previous prime is 2096998837. The next prime is 2096998853. The reversal of 2096998849 is 9488996902.

The square root of 2096998849 is 45793.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 23107249 + 2073891600 = 4807^2 + 45540^2 .

It is not a de Polignac number, because 2096998849 - 2⁷ = 2096998721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2096998829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 11585539 + ... + 11585719.

Almost surely, 2^2096998849 is an apocalyptic number.

2096998849 is the 45793-rd square number.

2096998849 is the 22897-th centered octagonal number.

It is an amenable number.

2096998849 is a deficient number, since it is larger than the sum of its proper divisors (325925858).

2096998849 is an equidigital number, since it uses as much as digits as its factorization.

2096998849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 20155392, while the sum is 64.

The cubic root of 2096998849 is about 1279.9688405908.

Multiplying 2096998849 by its sum of digits (64), we get a square (134207926336 = 366344²).

The spelling of 2096998849 in words is "two billion, ninety-six million, nine hundred ninety-eight thousand, eight hundred forty-nine".