8364382849 has 3 divisors (see below), whose sum is σ = 8364474307. Its totient is φ = 8364291392.

The previous prime is 8364382843. The next prime is 8364382853. The reversal of 8364382849 is 9482834638.

The square root of 8364382849 is 91457.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 1569348225 + 6795034624 = 39615^2 + 82432^2 .

It is not a de Polignac number, because 8364382849 - 2¹⁹ = 8363858561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8364382849.

It is not an unprimeable number, because it can be changed into a prime (8364382843) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 45729 + ... + 137185.

Almost surely, 2^8364382849 is an apocalyptic number.

8364382849 is the 91457-th square number.

8364382849 is the 45729-th centered octagonal number.

It is an amenable number.

8364382849 is a deficient number, since it is larger than the sum of its proper divisors (91458).

8364382849 is an frugal number, since it uses more digits than its factorization.

8364382849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182914 (or 91457 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 55.

The cubic root of 8364382849 is about 2029.9155366994.

The spelling of 8364382849 in words is "eight billion, three hundred sixty-four million, three hundred eighty-two thousand, eight hundred forty-nine".