9007338649 has 3 divisors (see below), whose sum is σ = 9007433557. Its totient is φ = 9007243742.

The previous prime is 9007338623. The next prime is 9007338661. The reversal of 9007338649 is 9468337009.

The square root of 9007338649 is 94907.

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 is not a de Polignac number, because 9007338649 - 2⁷ = 9007338521 is a prime.

It is a super-2 number, since 2×9007338649² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9007338149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 47454 + ... + 142360.

Almost surely, 2^9007338649 is an apocalyptic number.

9007338649 is the 94907-th square number.

9007338649 is the 47454-th centered octagonal number.

It is an amenable number.

9007338649 is a deficient number, since it is larger than the sum of its proper divisors (94908).

9007338649 is an frugal number, since it uses more digits than its factorization.

9007338649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189814 (or 94907 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 49.

The cubic root of 9007338649 is about 2080.6490400108.

Multiplying 9007338649 by its sum of digits (49), we get a square (441359593801 = 664349²).

The spelling of 9007338649 in words is "nine billion, seven million, three hundred thirty-eight thousand, six hundred forty-nine".