2097218593 has 8 divisors (see below), whose sum is σ = 2149871976. Its totient is φ = 2044636800.

The previous prime is 2097218579. The next prime is 2097218597. The reversal of 2097218593 is 3958127902.

It can be written as a sum of positive squares in 4 ways, for example, as 832207104 + 1265011489 = 28848^2 + 35567^2 .

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 2097218593 - 2⁵ = 2097218561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2097218597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44083 + ... + 78343.

It is an arithmetic number, because the mean of its divisors is an integer number (268733997).

Almost surely, 2^2097218593 is an apocalyptic number.

It is an amenable number.

2097218593 is a deficient number, since it is larger than the sum of its proper divisors (52653383).

2097218593 is a wasteful number, since it uses less digits than its factorization.

2097218593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35795.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 2097218593 is about 45795.3992558204. The cubic root of 2097218593 is about 1280.0135482371.

The spelling of 2097218593 in words is "two billion, ninety-seven million, two hundred eighteen thousand, five hundred ninety-three".