8249897193 has 4 divisors (see below), whose sum is σ = 10999862928. Its totient is φ = 5499931460.

The previous prime is 8249897153. The next prime is 8249897197. The reversal of 8249897193 is 3917989428.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8249897193 - 2⁸ = 8249896937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8249897197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1374982863 + ... + 1374982868.

It is an arithmetic number, because the mean of its divisors is an integer number (2749965732).

Almost surely, 2^8249897193 is an apocalyptic number.

It is an amenable number.

8249897193 is a deficient number, since it is larger than the sum of its proper divisors (2749965735).

8249897193 is a wasteful number, since it uses less digits than its factorization.

8249897193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2749965734.

The product of its digits is 7838208, while the sum is 60.

The square root of 8249897193 is about 90828.9446872526. The cubic root of 8249897193 is about 2020.6116169881.

The spelling of 8249897193 in words is "eight billion, two hundred forty-nine million, eight hundred ninety-seven thousand, one hundred ninety-three".