2097394257 has 8 divisors (see below), whose sum is σ = 3196029376. Its totient is φ = 1198510992.

The previous prime is 2097394207. The next prime is 2097394259. The reversal of 2097394257 is 7524937902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2097394257 - 2²⁷ = 1963176529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2097394259) 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, 49937938 + ... + 49937979.

It is an arithmetic number, because the mean of its divisors is an integer number (399503672).

Almost surely, 2^2097394257 is an apocalyptic number.

It is an amenable number.

2097394257 is a deficient number, since it is larger than the sum of its proper divisors (1098635119).

2097394257 is an equidigital number, since it uses as much as digits as its factorization.

2097394257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99875927.

The product of its (nonzero) digits is 952560, while the sum is 48.

The square root of 2097394257 is about 45797.3171375791. The cubic root of 2097394257 is about 1280.0492854151.

The spelling of 2097394257 in words is "two billion, ninety-seven million, three hundred ninety-four thousand, two hundred fifty-seven".